157 !.. D'oh !
58 is actually 58 x 100 / 99 or about 58.586% of 99.
It is 58/99.
12.99 + 99 + 99 + 99 = 309.99
366
122+58+58 is equal to 238.
The Least Common Multiple (LCM) for 58 99 is 5,742.
199 + 199 + 199 + 199 + 99 + 99 + 99 = 1192
307
297
99 + 99 + 88 + 88 + 72 + 72 = 518
Their sum is 544, so their mean is 544 / 8 = 68.
25 + 58 + 76 + 998 = 1157