Home / 131,614.87-197,423.84-36,839.43

Finding the Fourth Proportional to 131,614.87, 197,423.84 and 36,839.43

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Solution

The fourth proportional to 131,614.87, 197,423.84 and 36,839.43 is: 55,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,614.87 : 197,423.84 = 36,839.43 : x
  2. Step 2: Convert to fraction form
    131,614.87/197,423.84 = 36,839.43/x
  3. Step 3: Cross multiply
    131,614.87x = 197,423.84 × 36,839.43
  4. Step 4: Simplify right side
    131,614.87x = 7,272,981,734.01
  5. Step 5: Solve for x
    x = 7,272,981,734.01/131,614.87
  6. Step 6: Final answer
    x = 55,259.57

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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.