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.
[[-30, -21, 67], [-65, -176, 26, -20, -45, -93], [-102, -159, 28, -66, 41, 66], [99, -193, -188, -141, 65, -71, 72]]