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Finding the Fourth Proportional to 48,358.78, 72,505.08 and 24,620.39

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Solution

The fourth proportional to 48,358.78, 72,505.08 and 24,620.39 is: 36,913.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,358.78 : 72,505.08 = 24,620.39 : x
  2. Step 2: Convert to fraction form
    48,358.78/72,505.08 = 24,620.39/x
  3. Step 3: Cross multiply
    48,358.78x = 72,505.08 × 24,620.39
  4. Step 4: Simplify right side
    48,358.78x = 1,785,103,255.95
  5. Step 5: Solve for x
    x = 1,785,103,255.95/48,358.78
  6. Step 6: Final answer
    x = 36,913.74

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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.