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Finding the Fourth Proportional to 24,404.60, 36,558.30 and 12,724.40

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Solution

The fourth proportional to 24,404.60, 36,558.30 and 12,724.40 is: 19,061.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,404.60 : 36,558.30 = 12,724.40 : x
  2. Step 2: Convert to fraction form
    24,404.60/36,558.30 = 12,724.40/x
  3. Step 3: Cross multiply
    24,404.60x = 36,558.30 × 12,724.40
  4. Step 4: Simplify right side
    24,404.60x = 465,182,432.52
  5. Step 5: Solve for x
    x = 465,182,432.52/24,404.60
  6. Step 6: Final answer
    x = 19,061.26

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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.