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Finding the Fourth Proportional to 24,593.60, 36,890.40 and 15,780.80

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Solution

The fourth proportional to 24,593.60, 36,890.40 and 15,780.80 is: 23,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,593.60 : 36,890.40 = 15,780.80 : x
  2. Step 2: Convert to fraction form
    24,593.60/36,890.40 = 15,780.80/x
  3. Step 3: Cross multiply
    24,593.60x = 36,890.40 × 15,780.80
  4. Step 4: Simplify right side
    24,593.60x = 582,160,024.32
  5. Step 5: Solve for x
    x = 582,160,024.32/24,593.60
  6. Step 6: Final answer
    x = 23,671.20

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Similar ratio
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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.