Finding the Fourth Proportional to 83,624.76, 125,446.05 and 24,460.74
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Solution
The fourth proportional to 83,624.76, 125,446.05 and 24,460.74 is: 36,693.72
Step by Step Solution
- Step 1: Write the proportion equation
83,624.76 : 125,446.05 = 24,460.74 : x - Step 2: Convert to fraction form
83,624.76/125,446.05 = 24,460.74/x - Step 3: Cross multiply
83,624.76x = 125,446.05 × 24,460.74 - Step 4: Simplify right side
83,624.76x = 3,068,503,213.08 - Step 5: Solve for x
x = 3,068,503,213.08/83,624.76 - Step 6: Final answer
x = 36,693.72
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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.