Home / 41,842.26-57,742.72-22,979.78

Finding the Fourth Proportional to 41,842.26, 57,742.72 and 22,979.78

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Solution

The fourth proportional to 41,842.26, 57,742.72 and 22,979.78 is: 31,712.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,842.26 : 57,742.72 = 22,979.78 : x
  2. Step 2: Convert to fraction form
    41,842.26/57,742.72 = 22,979.78/x
  3. Step 3: Cross multiply
    41,842.26x = 57,742.72 × 22,979.78
  4. Step 4: Simplify right side
    41,842.26x = 1,326,915,002.20
  5. Step 5: Solve for x
    x = 1,326,915,002.20/41,842.26
  6. Step 6: Final answer
    x = 31,712.32

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