Here is scenario in which LG finishes in first place with 19 additional wins (71 total).

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
              LG	71	69	4	0.5071	0.0	See explanation of tie-breakers below.
         Samsung	71	69	4	0.5071	0.0	See explanation of tie-breakers below.
          Doosan	71	70	3	0.5035	0.5
             SSG	71	70	3	0.5035	0.5
             KIA	70	70	4	0.5000	1.0
              KT	70	70	4	0.5000	1.0
           Lotte	70	70	4	0.5000	1.0
              NC	70	70	4	0.5000	1.0
          Hanwha	71	72	1	0.4965	1.5
          Kiwoom	68	73	3	0.4823	3.5

Explanation of Tie-breakers:
LG and Samsung tie for first place and play a post-season game; the winner is awarded first place in the final standings and the loser is awarded second place.

To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
         Samsung	53	32	1	58	0.624	0.0
              LG	52	36	0	56	0.591	2.5
              KT	50	35	1	58	0.588	3.0
             KIA	47	40	2	55	0.540	7.0
          Doosan	46	42	2	54	0.523	8.5
          Hanwha	40	43	1	60	0.482	12.0
              NC	40	44	1	59	0.476	12.5
           Lotte	38	47	2	57	0.447	15.0
             SSG	32	54	3	55	0.372	21.5
          Kiwoom	32	57	1	54	0.360	23.0

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	-	4	4	1	4	6	3	0	3	0	25
Hanwha	0	-	7	0	0	3	9	6	6	0	31
KIA	0	0	-	4	6	3	0	6	0	4	23
Kiwoom	4	5	3	-	5	2	1	3	7	6	36
KT	3	8	0	0	-	4	0	0	4	1	20
LG	1	6	2	2	1	-	0	1	2	4	19
Lotte	0	0	4	6	9	4	-	0	9	0	32
NC	9	0	1	1	7	7	3	-	2	0	30
Samsung	4	1	9	1	0	1	0	1	-	1	18
SSG	7	5	0	1	3	3	7	9	4	-	39
-----------------------------------------------------------------------------------
Losses	28	29	30	16	35	33	23	26	37	16

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

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	-	9	11	8	7	8	11	5	7	5	71
Hanwha	6	-	11	4	3	7	14	9	8	9	71
KIA	5	5	-	13	9	7	7	8	5	11	70
Kiwoom	8	12	3	-	7	5	3	9	10	11	68
KT	9	13	6	8	-	12	3	6	7	6	70
LG	8	9	9	8	4	-	7	6	7	12	71
Lotte	4	2	8	13	13	9	-	4	12	5	70
NC	11	7	7	7	9	10	11	-	5	3	70
Samsung	8	7	12	7	8	7	4	10	-	8	71
SSG	11	7	3	5	10	4	10	13	8	-	71
-----------------------------------------------------------------------------------
Losses	70	72	70	73	70	69	70	70	69	70

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