Home / 107,861.88-148,854.46-60,115.57

Finding the Fourth Proportional to 107,861.88, 148,854.46 and 60,115.57

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Solution

The fourth proportional to 107,861.88, 148,854.46 and 60,115.57 is: 82,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,861.88 : 148,854.46 = 60,115.57 : x
  2. Step 2: Convert to fraction form
    107,861.88/148,854.46 = 60,115.57/x
  3. Step 3: Cross multiply
    107,861.88x = 148,854.46 × 60,115.57
  4. Step 4: Simplify right side
    107,861.88x = 8,948,469,965.67
  5. Step 5: Solve for x
    x = 8,948,469,965.67/107,861.88
  6. Step 6: Final answer
    x = 82,962.30

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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.