Finding the Fourth Proportional to 114,034.72, 157,265.34 and 73,706.08
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Solution
The fourth proportional to 114,034.72, 157,265.34 and 73,706.08 is: 101,648.09
Step by Step Solution
- Step 1: Write the proportion equation
114,034.72 : 157,265.34 = 73,706.08 : x - Step 2: Convert to fraction form
114,034.72/157,265.34 = 73,706.08/x - Step 3: Cross multiply
114,034.72x = 157,265.34 × 73,706.08 - Step 4: Simplify right side
114,034.72x = 11,591,411,731.27 - Step 5: Solve for x
x = 11,591,411,731.27/114,034.72 - Step 6: Final answer
x = 101,648.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.