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Finding the Fourth Proportional to 61,912.68, 92,868.99 and 58,757.25

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Solution

The fourth proportional to 61,912.68, 92,868.99 and 58,757.25 is: 88,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,912.68 : 92,868.99 = 58,757.25 : x
  2. Step 2: Convert to fraction form
    61,912.68/92,868.99 = 58,757.25/x
  3. Step 3: Cross multiply
    61,912.68x = 92,868.99 × 58,757.25
  4. Step 4: Simplify right side
    61,912.68x = 5,456,726,462.68
  5. Step 5: Solve for x
    x = 5,456,726,462.68/61,912.68
  6. Step 6: Final answer
    x = 88,135.85

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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.