Home / 107,862.92-161,845.66-48,716.68

Finding the Fourth Proportional to 107,862.92, 161,845.66 and 48,716.68

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Solution

The fourth proportional to 107,862.92, 161,845.66 and 48,716.68 is: 73,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,862.92 : 161,845.66 = 48,716.68 : x
  2. Step 2: Convert to fraction form
    107,862.92/161,845.66 = 48,716.68/x
  3. Step 3: Cross multiply
    107,862.92x = 161,845.66 × 48,716.68
  4. Step 4: Simplify right side
    107,862.92x = 7,884,583,227.61
  5. Step 5: Solve for x
    x = 7,884,583,227.61/107,862.92
  6. Step 6: Final answer
    x = 73,098.18

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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.