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.
[[-179, -67, -141, 12], [48, 31, -94, -192, 11, -71, -18], [83, -25, -109], [-39, -113, 51, -191]]