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.
[[-174, 70, 30, -5, 21], [-169, -2, 63, -22, -12], [-108, 13, -62, -171, -35, 47], [-84, -192, 86, 47, 10, -184, -152]]