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Finding the Fourth Proportional to 66,369.57, 99,523.03 and 24,220.41

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Solution

The fourth proportional to 66,369.57, 99,523.03 and 24,220.41 is: 36,319.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,369.57 : 99,523.03 = 24,220.41 : x
  2. Step 2: Convert to fraction form
    66,369.57/99,523.03 = 24,220.41/x
  3. Step 3: Cross multiply
    66,369.57x = 99,523.03 × 24,220.41
  4. Step 4: Simplify right side
    66,369.57x = 2,410,488,591.04
  5. Step 5: Solve for x
    x = 2,410,488,591.04/66,369.57
  6. Step 6: Final answer
    x = 36,319.18

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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.