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Finding the Fourth Proportional to 40,233.20, 60,234.60 and 24,681.20

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Solution

The fourth proportional to 40,233.20, 60,234.60 and 24,681.20 is: 36,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,233.20 : 60,234.60 = 24,681.20 : x
  2. Step 2: Convert to fraction form
    40,233.20/60,234.60 = 24,681.20/x
  3. Step 3: Cross multiply
    40,233.20x = 60,234.60 × 24,681.20
  4. Step 4: Simplify right side
    40,233.20x = 1,486,662,209.52
  5. Step 5: Solve for x
    x = 1,486,662,209.52/40,233.20
  6. Step 6: Final answer
    x = 36,951.13

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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.