Here is scenario in which LG wins 43 additional games (88 total) but does not reach the postseason.

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
         Samsung	88	52	4	0.6286	0.0
             SSG	88	52	4	0.6286	0.0
             KIA	87	52	5	0.6259	0.5
           Lotte	87	52	5	0.6259	0.5
          Hanwha	87	53	4	0.6214	1.0
              LG	88	54	2	0.6197	1.0
              KT	60	81	3	0.4255	28.5
              NC	43	96	5	0.3094	44.5
          Doosan	40	101	3	0.2837	48.5
          Kiwoom	33	108	3	0.2340	55.5

To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
          Hanwha	48	33	2	61	0.593	0.0
             KIA	45	36	3	60	0.556	3.0
              LG	45	37	2	60	0.549	3.5
           Lotte	45	37	3	59	0.549	3.5
             SSG	42	38	3	61	0.525	5.5
              KT	43	39	3	59	0.524	5.5
         Samsung	43	40	1	60	0.518	6.0
              NC	36	40	5	63	0.474	9.5
          Doosan	33	48	3	60	0.407	15.0
          Kiwoom	26	58	3	57	0.310	23.5

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	-	0	0	0	0	0	0	7	0	0	7
Hanwha	7	-	0	7	8	5	4	4	0	4	39
KIA	7	8	-	4	4	4	0	9	0	6	42
Kiwoom	6	0	0	-	0	1	0	0	0	0	7
KT	5	0	0	4	-	0	0	8	0	0	17
LG	8	1	4	6	9	-	6	5	0	4	43
Lotte	7	0	8	7	4	2	-	8	6	0	42
NC	0	0	0	7	0	0	0	-	0	0	7
Samsung	4	8	4	8	9	5	0	7	-	0	45
SSG	9	3	0	7	8	0	5	8	6	-	46
-----------------------------------------------------------------------------------
Losses	53	20	16	50	42	17	15	56	12	14

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

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	-	4	2	7	3	4	4	9	5	2	40
Hanwha	12	-	5	15	13	9	8	11	5	9	87
KIA	14	11	-	10	11	8	6	13	3	11	87
Kiwoom	9	1	4	-	3	4	2	2	3	5	33
KT	12	3	5	13	-	4	4	11	5	3	60
LG	12	6	8	12	12	-	10	11	5	12	88
Lotte	12	6	10	14	10	5	-	12	13	5	87
NC	5	4	3	13	5	5	4	-	3	1	43
Samsung	11	11	11	13	11	11	3	13	-	4	88
SSG	14	7	4	11	13	4	11	14	10	-	88
-----------------------------------------------------------------------------------
Losses	101	53	52	108	81	54	52	96	52	52

					Scenario Total Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	0	0	0	1	0	0	2	0	0	3
Hanwha	0	-	0	0	0	1	2	1	0	0	4
KIA	0	0	-	2	0	0	0	0	2	1	5
Kiwoom	0	0	0	-	0	0	0	1	0	0	3
KT	0	0	0	0	-	0	2	0	0	0	3
LG	0	0	0	0	0	-	1	0	0	0	2
Lotte	0	2	0	0	0	0	-	0	0	0	5
NC	0	0	0	0	0	0	0	-	0	1	5
Samsung	0	0	2	0	0	0	0	0	-	2	4
SSG	0	0	0	0	0	0	0	0	1	-	4
-----------------------------------------------------------------------------------
Total	3	4	5	3	3	2	5	5	4	4