Finding the Fourth Proportional to 125,201.20, 187,456.20 and 97,553.20
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Solution
The fourth proportional to 125,201.20, 187,456.20 and 97,553.20 is: 146,060.52
Step by Step Solution
- Step 1: Write the proportion equation
125,201.20 : 187,456.20 = 97,553.20 : x - Step 2: Convert to fraction form
125,201.20/187,456.20 = 97,553.20/x - Step 3: Cross multiply
125,201.20x = 187,456.20 × 97,553.20 - Step 4: Simplify right side
125,201.20x = 18,286,952,169.84 - Step 5: Solve for x
x = 18,286,952,169.84/125,201.20 - Step 6: Final answer
x = 146,060.52
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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.