If runs scored by Rahane is 50% of the runs scored by Yuvraj, the runs scored by Rahane is what per cent of total runs scored by Kohli, Pujara and Dhoni?

Runs scored by Rahane $=\frac{82}{2}=41$

Total runs scored by Kohli, Pujara and Dhoni = 102 + 76 + 52 = 230

$\therefore$ Required per cent $=\frac{41}{230} \times 100=17.82 \%$