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Finding the Fourth Proportional to 62,757.75, 86,603.10 and 34,076.29

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Solution

The fourth proportional to 62,757.75, 86,603.10 and 34,076.29 is: 47,023.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,757.75 : 86,603.10 = 34,076.29 : x
  2. Step 2: Convert to fraction form
    62,757.75/86,603.10 = 34,076.29/x
  3. Step 3: Cross multiply
    62,757.75x = 86,603.10 × 34,076.29
  4. Step 4: Simplify right side
    62,757.75x = 2,951,111,917.48
  5. Step 5: Solve for x
    x = 2,951,111,917.48/62,757.75
  6. Step 6: Final answer
    x = 47,023.87

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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.