Finding the Fourth Proportional to 104,331.27, 156,498.52 and 25,446.99
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Solution
The fourth proportional to 104,331.27, 156,498.52 and 25,446.99 is: 38,170.88
Step by Step Solution
- Step 1: Write the proportion equation
104,331.27 : 156,498.52 = 25,446.99 : x - Step 2: Convert to fraction form
104,331.27/156,498.52 = 25,446.99/x - Step 3: Cross multiply
104,331.27x = 156,498.52 × 25,446.99 - Step 4: Simplify right side
104,331.27x = 3,982,416,273.45 - Step 5: Solve for x
x = 3,982,416,273.45/104,331.27 - Step 6: Final answer
x = 38,170.88
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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.