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Finding the Fourth Proportional to 24,784.92, 37,177.40 and 20,393.15

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Solution

The fourth proportional to 24,784.92, 37,177.40 and 20,393.15 is: 30,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,784.92 : 37,177.40 = 20,393.15 : x
  2. Step 2: Convert to fraction form
    24,784.92/37,177.40 = 20,393.15/x
  3. Step 3: Cross multiply
    24,784.92x = 37,177.40 × 20,393.15
  4. Step 4: Simplify right side
    24,784.92x = 758,164,108.92
  5. Step 5: Solve for x
    x = 758,164,108.92/24,784.92
  6. Step 6: Final answer
    x = 30,589.73

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Double scale
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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.