Home / 63,857.43-95,687.67-40,434.66

Finding the Fourth Proportional to 63,857.43, 95,687.67 and 40,434.66

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Solution

The fourth proportional to 63,857.43, 95,687.67 and 40,434.66 is: 60,589.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,857.43 : 95,687.67 = 40,434.66 : x
  2. Step 2: Convert to fraction form
    63,857.43/95,687.67 = 40,434.66/x
  3. Step 3: Cross multiply
    63,857.43x = 95,687.67 × 40,434.66
  4. Step 4: Simplify right side
    63,857.43x = 3,869,098,402.64
  5. Step 5: Solve for x
    x = 3,869,098,402.64/63,857.43
  6. Step 6: Final answer
    x = 60,589.64

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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.