Home / 107,954.43-161,942.45-33,073.71

Finding the Fourth Proportional to 107,954.43, 161,942.45 and 33,073.71

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Solution

The fourth proportional to 107,954.43, 161,942.45 and 33,073.71 is: 49,613.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,954.43 : 161,942.45 = 33,073.71 : x
  2. Step 2: Convert to fraction form
    107,954.43/161,942.45 = 33,073.71/x
  3. Step 3: Cross multiply
    107,954.43x = 161,942.45 × 33,073.71
  4. Step 4: Simplify right side
    107,954.43x = 5,356,037,462.62
  5. Step 5: Solve for x
    x = 5,356,037,462.62/107,954.43
  6. Step 6: Final answer
    x = 49,613.87

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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.