现有数值如下:-47,19,111,145,-93,-68,153,-24,-28,38,-8,8,170,166,25,36,193,92,-66,-59,73,-59,197,-3,43,84,42,9,7,-225,62,-143,30,-154,-135,22,5,82,28,-73,38,282,-47,-145,-86,102,179,-112,99,-31,-69,121,-105,-133,16,-112,39,-40,141,229,-79,-81,-17,-223,-12,192,-85,-71,80,-18,-5,-96,-157,-72,-26,35,-54,-39,246,97,51,89,-114,-51,36,-46,-27,49,-3,-70,55,16,77,-28,-112,28,-78,162,-71,76将其转为20行5列的矩阵,对其每行内容求和,筛选出求和列中大于等于75%分位的所有行,则这些行中所有数值的总和是多少?计算过程中所有数据位浮点数,保持2位小数!