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.
[[17, 30, -154, -114, 89, 56], [-48, 23, -170, 29, -96, 75, 10], [27, -178, 70, 16, -88, 34], [-5, 69, -72, -55], [57, -189, -143]]