In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[-86, -97, -94, -57], [-40, 36, -23, -131, -97, 38, -153], [-5, 31, 90, 16, -3, 4, -74], [65, 29, 99, -156, -98, -144], [51, 10, -45, -123, -51, -68, 90], [-43, -37, -131, -178]]