Finding the Fourth Proportional to 86,232,096.95, 129,388,541.75 and 37,703,713.91
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Solution
The fourth proportional to 86,232,096.95, 129,388,541.75 and 37,703,713.91 is: 56,573,233.56
Step by Step Solution
- Step 1: Write the proportion equation
86,232,096.95 : 129,388,541.75 = 37,703,713.91 : x - Step 2: Convert to fraction form
86,232,096.95/129,388,541.75 = 37,703,713.91/x - Step 3: Cross multiply
86,232,096.95x = 129,388,541.75 × 37,703,713.91 - Step 4: Simplify right side
86,232,096.95x = 4,878,428,561,185,572 - Step 5: Solve for x
x = 4,878,428,561,185,572/86,232,096.95 - Step 6: Final answer
x = 56,573,233.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.