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Finding the Fourth Proportional to 24,465.60, 36,691.20 and 9,669.60

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Solution

The fourth proportional to 24,465.60, 36,691.20 and 9,669.60 is: 14,501.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,465.60 : 36,691.20 = 9,669.60 : x
  2. Step 2: Convert to fraction form
    24,465.60/36,691.20 = 9,669.60/x
  3. Step 3: Cross multiply
    24,465.60x = 36,691.20 × 9,669.60
  4. Step 4: Simplify right side
    24,465.60x = 354,789,227.52
  5. Step 5: Solve for x
    x = 354,789,227.52/24,465.60
  6. Step 6: Final answer
    x = 14,501.55

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1.5x scale

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.