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.
[[-109, -49, -71, -4], [37, 18, -37, -47, 21, 0, -43], [90, -154], [33, 60, -7, -153], [-46, 9, 52, -84, 30, 55], [53, 14], [83, 72, 56, -46]]