Finding the Fourth Proportional to 177,553.92, 244,972.80 and 102,074.88
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Solution
The fourth proportional to 177,553.92, 244,972.80 and 102,074.88 is: 140,833.66
Step by Step Solution
- Step 1: Write the proportion equation
177,553.92 : 244,972.80 = 102,074.88 : x - Step 2: Convert to fraction form
177,553.92/244,972.80 = 102,074.88/x - Step 3: Cross multiply
177,553.92x = 244,972.80 × 102,074.88 - Step 4: Simplify right side
177,553.92x = 25,005,569,163.26 - Step 5: Solve for x
x = 25,005,569,163.26/177,553.92 - Step 6: Final answer
x = 140,833.66
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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.