Home / 87,681.38-131,448.24-35,062.16

Finding the Fourth Proportional to 87,681.38, 131,448.24 and 35,062.16

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Solution

The fourth proportional to 87,681.38, 131,448.24 and 35,062.16 is: 52,563.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,681.38 : 131,448.24 = 35,062.16 : x
  2. Step 2: Convert to fraction form
    87,681.38/131,448.24 = 35,062.16/x
  3. Step 3: Cross multiply
    87,681.38x = 131,448.24 × 35,062.16
  4. Step 4: Simplify right side
    87,681.38x = 4,608,858,565.36
  5. Step 5: Solve for x
    x = 4,608,858,565.36/87,681.38
  6. Step 6: Final answer
    x = 52,563.71

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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.