Home / 87,895.28-131,890.92-37,286.49

Finding the Fourth Proportional to 87,895.28, 131,890.92 and 37,286.49

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Solution

The fourth proportional to 87,895.28, 131,890.92 and 37,286.49 is: 55,950.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,895.28 : 131,890.92 = 37,286.49 : x
  2. Step 2: Convert to fraction form
    87,895.28/131,890.92 = 37,286.49/x
  3. Step 3: Cross multiply
    87,895.28x = 131,890.92 × 37,286.49
  4. Step 4: Simplify right side
    87,895.28x = 4,917,748,975.08
  5. Step 5: Solve for x
    x = 4,917,748,975.08/87,895.28
  6. Step 6: Final answer
    x = 55,950.09

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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.