Home / 91,517.44-137,364.92-44,165.85

Finding the Fourth Proportional to 91,517.44, 137,364.92 and 44,165.85

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Solution

The fourth proportional to 91,517.44, 137,364.92 and 44,165.85 is: 66,291.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,517.44 : 137,364.92 = 44,165.85 : x
  2. Step 2: Convert to fraction form
    91,517.44/137,364.92 = 44,165.85/x
  3. Step 3: Cross multiply
    91,517.44x = 137,364.92 × 44,165.85
  4. Step 4: Simplify right side
    91,517.44x = 6,066,838,734.10
  5. Step 5: Solve for x
    x = 6,066,838,734.10/91,517.44
  6. Step 6: Final answer
    x = 66,291.62

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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.