Home / 57,507.24-86,269.10-18,067.43

Finding the Fourth Proportional to 57,507.24, 86,269.10 and 18,067.43

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Solution

The fourth proportional to 57,507.24, 86,269.10 and 18,067.43 is: 27,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,507.24 : 86,269.10 = 18,067.43 : x
  2. Step 2: Convert to fraction form
    57,507.24/86,269.10 = 18,067.43/x
  3. Step 3: Cross multiply
    57,507.24x = 86,269.10 × 18,067.43
  4. Step 4: Simplify right side
    57,507.24x = 1,558,660,909.75
  5. Step 5: Solve for x
    x = 1,558,660,909.75/57,507.24
  6. Step 6: Final answer
    x = 27,103.73

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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.