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Finding the Fourth Proportional to 24,244.92, 36,378.72 and 12,551.76

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Solution

The fourth proportional to 24,244.92, 36,378.72 and 12,551.76 is: 18,833.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,244.92 : 36,378.72 = 12,551.76 : x
  2. Step 2: Convert to fraction form
    24,244.92/36,378.72 = 12,551.76/x
  3. Step 3: Cross multiply
    24,244.92x = 36,378.72 × 12,551.76
  4. Step 4: Simplify right side
    24,244.92x = 456,616,962.55
  5. Step 5: Solve for x
    x = 456,616,962.55/24,244.92
  6. Step 6: Final answer
    x = 18,833.51

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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.