Home / 107,863.18-161,799.62-41,286.04

Finding the Fourth Proportional to 107,863.18, 161,799.62 and 41,286.04

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Solution

The fourth proportional to 107,863.18, 161,799.62 and 41,286.04 is: 61,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,863.18 : 161,799.62 = 41,286.04 : x
  2. Step 2: Convert to fraction form
    107,863.18/161,799.62 = 41,286.04/x
  3. Step 3: Cross multiply
    107,863.18x = 161,799.62 × 41,286.04
  4. Step 4: Simplify right side
    107,863.18x = 6,680,064,774.31
  5. Step 5: Solve for x
    x = 6,680,064,774.31/107,863.18
  6. Step 6: Final answer
    x = 61,930.91

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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.