Home / 109,067.53-150,462.68-63,747.43

Finding the Fourth Proportional to 109,067.53, 150,462.68 and 63,747.43

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Solution

The fourth proportional to 109,067.53, 150,462.68 and 63,747.43 is: 87,941.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,067.53 : 150,462.68 = 63,747.43 : x
  2. Step 2: Convert to fraction form
    109,067.53/150,462.68 = 63,747.43/x
  3. Step 3: Cross multiply
    109,067.53x = 150,462.68 × 63,747.43
  4. Step 4: Simplify right side
    109,067.53x = 9,591,609,160.91
  5. Step 5: Solve for x
    x = 9,591,609,160.91/109,067.53
  6. Step 6: Final answer
    x = 87,941.93

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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.