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Finding the Fourth Proportional to 66,672.50, 100,048.14 and 24,581.97

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Solution

The fourth proportional to 66,672.50, 100,048.14 and 24,581.97 is: 36,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,672.50 : 100,048.14 = 24,581.97 : x
  2. Step 2: Convert to fraction form
    66,672.50/100,048.14 = 24,581.97/x
  3. Step 3: Cross multiply
    66,672.50x = 100,048.14 × 24,581.97
  4. Step 4: Simplify right side
    66,672.50x = 2,459,380,376.04
  5. Step 5: Solve for x
    x = 2,459,380,376.04/66,672.50
  6. Step 6: Final answer
    x = 36,887.48

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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.