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Finding the Fourth Proportional to 48,961.92, 67,567.92 and 27,740.64

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Solution

The fourth proportional to 48,961.92, 67,567.92 and 27,740.64 is: 38,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,961.92 : 67,567.92 = 27,740.64 : x
  2. Step 2: Convert to fraction form
    48,961.92/67,567.92 = 27,740.64/x
  3. Step 3: Cross multiply
    48,961.92x = 67,567.92 × 27,740.64
  4. Step 4: Simplify right side
    48,961.92x = 1,874,377,344.27
  5. Step 5: Solve for x
    x = 1,874,377,344.27/48,961.92
  6. Step 6: Final answer
    x = 38,282.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.