Home / 41,985.96-57,842.04-29,217.20

Finding the Fourth Proportional to 41,985.96, 57,842.04 and 29,217.20

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Solution

The fourth proportional to 41,985.96, 57,842.04 and 29,217.20 is: 40,251.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,985.96 : 57,842.04 = 29,217.20 : x
  2. Step 2: Convert to fraction form
    41,985.96/57,842.04 = 29,217.20/x
  3. Step 3: Cross multiply
    41,985.96x = 57,842.04 × 29,217.20
  4. Step 4: Simplify right side
    41,985.96x = 1,689,982,451.09
  5. Step 5: Solve for x
    x = 1,689,982,451.09/41,985.96
  6. Step 6: Final answer
    x = 40,251.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.