Two Rectangles

Find two rectangles, with integral sides, such that the area of the first is three times the area of the second, and the perimeter of the second is three times the perimeter of the first.

Source: The Penguin book of Curious and Interesting Puzzles, David Wells, 1992, #21.
[Taken from "Ken's Puzzle of the Day" September 21, 1994]

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