Here is scenario in which Doosan finishes in first place with 46 additional wins (71 total).

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
          Doosan	71	69	4	0.5071	0.0	See explanation of tie-breakers below.
             KIA	71	69	4	0.5071	0.0	See explanation of tie-breakers below.
             SSG	71	69	4	0.5071	0.0	See explanation of tie-breakers below.
          Kiwoom	71	70	3	0.5035	0.5
              LG	71	70	3	0.5035	0.5
           Lotte	70	70	4	0.5000	1.0
              NC	70	70	4	0.5000	1.0
         Samsung	70	70	4	0.5000	1.0
          Hanwha	68	72	4	0.4857	3.0
              KT	68	72	4	0.4857	3.0

Explanation of Tie-breakers:
The following table shows how many games each of the teams tied for first place in the scenario have already won against each other:
Team	Doosan	KIA	SSG	Total
Doosan	-	3	3	6
KIA	3	-	3	6
SSG	3	2	-	5

The following table shows how many additional games each of the teams tied for first place win against each other in the scenario:
Team	Doosan	KIA	SSG	Total
Doosan	-	1	10	11
KIA	8	-	1	9
SSG	0	10	-	10

The following table shows how many games total each of the teams tied for first place win against each other in the scenario:
Team	Doosan	KIA	SSG	Total
Doosan	-	4	13	17
KIA	11	-	4	15
SSG	3	12	-	15


To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
              LG	33	20	0	91	0.623	0.0
              KT	32	20	1	91	0.615	0.5
         Samsung	31	20	1	92	0.608	1.0
             KIA	28	25	1	90	0.528	5.0
          Hanwha	27	25	0	92	0.519	5.5
          Doosan	25	28	1	90	0.472	8.0
              NC	22	29	1	92	0.431	10.0
             SSG	22	30	1	91	0.423	10.5
           Lotte	21	30	1	92	0.412	11.0
          Kiwoom	20	34	1	89	0.370	13.5

The next two tables show, respectively, how many of their remaining games each team wins and ties against each of the other teams in the scenario:

					Scenario Additional Wins Against
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Wins
Doosan	-	9	1	10	6	0	10	0	0	10	46
Hanwha	0	-	10	0	0	7	8	8	0	8	41
KIA	8	0	-	8	10	1	0	4	11	1	43
Kiwoom	0	11	2	-	0	10	10	0	8	10	51
KT	4	10	0	7	-	0	0	10	5	0	36
LG	10	0	7	0	11	-	10	0	0	0	38
Lotte	0	4	10	0	12	0	-	6	7	10	49
NC	12	3	4	10	0	11	0	-	8	0	48
Samsung	7	10	0	1	6	11	2	2	-	0	39
SSG	0	0	10	0	7	10	0	11	11	-	49
-----------------------------------------------------------------------------------
Losses	41	47	44	36	52	50	40	41	50	39

					Scenario Additional Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	1	1	1	0	0	0	0	1	0	3
Hanwha	1	-	0	0	0	3	0	0	0	0	4
KIA	1	0	-	0	0	0	1	2	0	0	3
Kiwoom	1	0	0	-	1	0	0	0	1	0	2
KT	0	0	0	0	-	0	0	0	0	3	3
LG	0	3	0	0	0	-	0	0	0	0	3
Lotte	0	0	0	0	0	0	-	1	2	0	3
NC	0	0	2	0	0	0	1	-	0	1	3
Samsung	0	0	0	1	0	0	2	0	-	0	3
SSG	0	0	0	0	3	0	0	0	0	-	3
-----------------------------------------------------------------------------------
Total	3	4	3	2	3	3	3	3	3	3

The next two tables show, respectively, how many total games each team wins and ties against each of the other teams in the scenario:

					Scenario Total Wins Against
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Wins
Doosan	-	10	4	13	8	2	14	3	4	13	71
Hanwha	5	-	12	4	2	10	10	10	1	14	68
KIA	11	4	-	14	11	3	4	6	14	4	71
Kiwoom	2	12	2	-	2	12	12	4	11	14	71
KT	8	14	5	13	-	4	2	14	6	2	68
LG	14	3	13	4	12	-	14	4	2	5	71
Lotte	2	6	11	4	14	2	-	8	10	13	70
NC	13	6	8	12	2	12	7	-	8	2	70
Samsung	11	15	2	4	10	14	4	8	-	2	70
SSG	3	2	12	2	11	11	3	13	14	-	71
-----------------------------------------------------------------------------------
Losses	69	72	69	70	72	70	70	70	70	69

					Scenario Total Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	1	1	1	0	0	0	0	1	0	4
Hanwha	1	-	0	0	0	3	0	0	0	0	4
KIA	1	0	-	0	0	0	1	2	0	0	4
Kiwoom	1	0	0	-	1	0	0	0	1	0	3
KT	0	0	0	0	-	0	0	0	0	3	4
LG	0	3	0	0	0	-	0	0	0	0	3
Lotte	0	0	0	0	0	0	-	1	2	0	4
NC	0	0	2	0	0	0	1	-	0	1	4
Samsung	0	0	0	1	0	0	2	0	-	0	4
SSG	0	0	0	0	3	0	0	0	0	-	4
-----------------------------------------------------------------------------------
Total	4	4	4	3	4	3	4	4	4	4