Here is scenario in which Samsung makes the postseason with 23 additional wins (47 total).

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
           Lotte	111	30	3	0.7872	0.0
          Hanwha	109	31	4	0.7786	1.5
             KIA	109	31	4	0.7786	1.5
              LG	93	50	1	0.6503	19.0
         Samsung	47	93	4	0.3357	63.5	See explanation of tie-breakers below.
          Kiwoom	47	93	4	0.3357	63.5	See explanation of tie-breakers below.
             SSG	48	95	1	0.3357	64.0
          Doosan	47	94	3	0.3333	64.0
              KT	47	94	3	0.3333	64.0
              NC	47	94	3	0.3333	64.0

Explanation of Tie-breakers:
Kiwoom and Samsung tie for fifth place and play a post-season game; the winner goes on to the wild-card game.

To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
              LG	32	17	1	94	0.653	0.0
          Hanwha	30	20	0	94	0.600	2.5
           Lotte	29	20	3	92	0.592	3.0
             KIA	24	24	0	96	0.500	7.5
              KT	24	24	3	93	0.500	7.5
              NC	22	22	2	98	0.500	7.5
             SSG	24	24	1	95	0.500	7.5
         Samsung	24	26	1	93	0.480	8.5
          Doosan	20	27	3	94	0.426	11.0
          Kiwoom	14	39	0	91	0.264	20.0

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	-	0	0	7	0	0	0	0	10	10	27
Hanwha	10	-	7	10	11	11	0	10	10	10	79
KIA	10	0	-	10	10	11	10	12	11	11	85
Kiwoom	4	0	0	-	9	0	0	9	1	10	33
KT	10	0	0	0	-	0	0	7	5	1	23
LG	10	0	0	10	11	-	0	11	10	9	61
Lotte	10	11	0	10	10	11	-	10	10	10	82
NC	12	0	0	0	3	0	0	-	10	0	25
Samsung	0	0	0	7	6	0	0	0	-	10	23
SSG	1	0	0	0	10	0	0	13	0	-	24
-----------------------------------------------------------------------------------
Losses	67	11	7	54	70	33	10	72	67	71

					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	-	4	0	0	0	0	0	0	0	4
KIA	0	4	-	0	0	0	0	0	0	0	4
Kiwoom	0	0	0	-	0	0	0	1	3	0	4
KT	0	0	0	0	-	0	2	0	0	0	0
LG	0	0	0	0	0	-	1	0	0	0	0
Lotte	0	0	0	0	0	0	-	0	0	0	0
NC	0	0	0	1	0	0	0	-	0	0	1
Samsung	0	0	0	3	0	0	0	0	-	1	3
SSG	0	0	0	0	0	0	0	0	0	-	0
-----------------------------------------------------------------------------------
Total	0	4	4	4	0	0	0	1	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	-	4	1	11	1	3	3	0	13	11	47
Hanwha	12	-	11	15	14	13	2	14	14	14	109
KIA	15	1	-	13	13	13	14	14	13	13	109
Kiwoom	5	1	3	-	11	1	0	11	1	14	47
KT	14	2	3	5	-	3	1	9	8	2	47
LG	13	3	3	15	13	-	3	14	15	14	93
Lotte	13	14	2	16	13	12	-	13	15	13	111
NC	14	2	2	4	7	2	3	-	12	1	47
Samsung	3	2	3	12	8	1	1	4	-	13	47
SSG	5	2	3	2	14	2	3	15	2	-	48
-----------------------------------------------------------------------------------
Losses	94	31	31	93	94	50	30	94	93	95

					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	-	4	0	0	0	0	0	0	0	4
KIA	0	4	-	0	0	0	0	0	0	0	4
Kiwoom	0	0	0	-	0	0	0	1	3	0	4
KT	0	0	0	0	-	0	2	0	0	0	3
LG	0	0	0	0	0	-	1	0	0	0	1
Lotte	0	0	0	0	0	0	-	0	0	0	3
NC	0	0	0	1	0	0	0	-	0	0	3
Samsung	0	0	0	3	0	0	0	0	-	1	4
SSG	0	0	0	0	0	0	0	0	0	-	1
-----------------------------------------------------------------------------------
Total	3	4	4	4	3	1	3	3	4	1

# Samsung Lions magic number
# Samsung's magic number
# Lions magic number
# KBO Playoff Race