Finding the Fourth Proportional to 95,529.29, 131,819.95 and 55,236.95
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Solution
The fourth proportional to 95,529.29, 131,819.95 and 55,236.95 is: 76,220.94
Step by Step Solution
- Step 1: Write the proportion equation
95,529.29 : 131,819.95 = 55,236.95 : x - Step 2: Convert to fraction form
95,529.29/131,819.95 = 55,236.95/x - Step 3: Cross multiply
95,529.29x = 131,819.95 × 55,236.95 - Step 4: Simplify right side
95,529.29x = 7,281,332,178.61 - Step 5: Solve for x
x = 7,281,332,178.61/95,529.29 - Step 6: Final answer
x = 76,220.94
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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.