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.
[[-46, -80, 13, -108, -51], [18, -186, -145, 14], [-176, -103, -69, -153]]