Finding the Fourth Proportional to 115,532.50, 173,273.85 and 67,469.02
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Solution
The fourth proportional to 115,532.50, 173,273.85 and 67,469.02 is: 101,188.99
Step by Step Solution
- Step 1: Write the proportion equation
115,532.50 : 173,273.85 = 67,469.02 : x - Step 2: Convert to fraction form
115,532.50/173,273.85 = 67,469.02/x - Step 3: Cross multiply
115,532.50x = 173,273.85 × 67,469.02 - Step 4: Simplify right side
115,532.50x = 11,690,616,851.13 - Step 5: Solve for x
x = 11,690,616,851.13/115,532.50 - Step 6: Final answer
x = 101,188.99
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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.