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Finding the Fourth Proportional to 52,377.92, 78,540.96 and 27,414.08

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Solution

The fourth proportional to 52,377.92, 78,540.96 and 27,414.08 is: 41,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,377.92 : 78,540.96 = 27,414.08 : x
  2. Step 2: Convert to fraction form
    52,377.92/78,540.96 = 27,414.08/x
  3. Step 3: Cross multiply
    52,377.92x = 78,540.96 × 27,414.08
  4. Step 4: Simplify right side
    52,377.92x = 2,153,128,160.72
  5. Step 5: Solve for x
    x = 2,153,128,160.72/52,377.92
  6. Step 6: Final answer
    x = 41,107.55

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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.