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Finding the Fourth Proportional to 62,761.60, 94,593.60 and 54,101.12

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Solution

The fourth proportional to 62,761.60, 94,593.60 and 54,101.12 is: 81,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,761.60 : 94,593.60 = 54,101.12 : x
  2. Step 2: Convert to fraction form
    62,761.60/94,593.60 = 54,101.12/x
  3. Step 3: Cross multiply
    62,761.60x = 94,593.60 × 54,101.12
  4. Step 4: Simplify right side
    62,761.60x = 5,117,619,704.83
  5. Step 5: Solve for x
    x = 5,117,619,704.83/62,761.60
  6. Step 6: Final answer
    x = 81,540.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.