Home / 106,937.28-147,589-61,606.44

Finding the Fourth Proportional to 106,937.28, 147,589 and 61,606.44

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Solution

The fourth proportional to 106,937.28, 147,589 and 61,606.44 is: 85,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,937.28 : 147,589 = 61,606.44 : x
  2. Step 2: Convert to fraction form
    106,937.28/147,589 = 61,606.44/x
  3. Step 3: Cross multiply
    106,937.28x = 147,589 × 61,606.44
  4. Step 4: Simplify right side
    106,937.28x = 9,092,432,873.16
  5. Step 5: Solve for x
    x = 9,092,432,873.16/106,937.28
  6. Step 6: Final answer
    x = 85,025.85

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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.