The 5 term of a gp is 1/3 and 9 term is 16/243 find 4 term
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Answer: a5=1/3
ar^4=1/3.
a9=16/243
ar^8=16/243
ar^4 * r^4=16/243
1/3 * r^4=16/243
r^4=16/81
r=4/9
a4=ar^3
=ar^4/r
=1/3 *9/4
3/4
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