Home / 69,180.56-95,462.28-38,965.04

Finding the Fourth Proportional to 69,180.56, 95,462.28 and 38,965.04

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Solution

The fourth proportional to 69,180.56, 95,462.28 and 38,965.04 is: 53,767.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,180.56 : 95,462.28 = 38,965.04 : x
  2. Step 2: Convert to fraction form
    69,180.56/95,462.28 = 38,965.04/x
  3. Step 3: Cross multiply
    69,180.56x = 95,462.28 × 38,965.04
  4. Step 4: Simplify right side
    69,180.56x = 3,719,691,558.69
  5. Step 5: Solve for x
    x = 3,719,691,558.69/69,180.56
  6. Step 6: Final answer
    x = 53,767.87

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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.