Finding the Fourth Proportional to 173,859.24, 239,841.09 and 113,402.46
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Solution
The fourth proportional to 173,859.24, 239,841.09 and 113,402.46 is: 156,440.17
Step by Step Solution
- Step 1: Write the proportion equation
173,859.24 : 239,841.09 = 113,402.46 : x - Step 2: Convert to fraction form
173,859.24/239,841.09 = 113,402.46/x - Step 3: Cross multiply
173,859.24x = 239,841.09 × 113,402.46 - Step 4: Simplify right side
173,859.24x = 27,198,569,615.08 - Step 5: Solve for x
x = 27,198,569,615.08/173,859.24 - Step 6: Final answer
x = 156,440.17
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1.5x scale
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.