Finding the Fourth Proportional to 173,272.75, 239,117.12 and 93,784.75
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Solution
The fourth proportional to 173,272.75, 239,117.12 and 93,784.75 is: 129,423.35
Step by Step Solution
- Step 1: Write the proportion equation
173,272.75 : 239,117.12 = 93,784.75 : x - Step 2: Convert to fraction form
173,272.75/239,117.12 = 93,784.75/x - Step 3: Cross multiply
173,272.75x = 239,117.12 × 93,784.75 - Step 4: Simplify right side
173,272.75x = 22,425,539,319.92 - Step 5: Solve for x
x = 22,425,539,319.92/173,272.75 - Step 6: Final answer
x = 129,423.35
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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.