Home / 107,881.12-161,717.19-41,269.96

Finding the Fourth Proportional to 107,881.12, 161,717.19 and 41,269.96

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Solution

The fourth proportional to 107,881.12, 161,717.19 and 41,269.96 is: 61,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,881.12 : 161,717.19 = 41,269.96 : x
  2. Step 2: Convert to fraction form
    107,881.12/161,717.19 = 41,269.96/x
  3. Step 3: Cross multiply
    107,881.12x = 161,717.19 × 41,269.96
  4. Step 4: Simplify right side
    107,881.12x = 6,674,061,962.61
  5. Step 5: Solve for x
    x = 6,674,061,962.61/107,881.12
  6. Step 6: Final answer
    x = 61,864.97

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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.