Home / 41,287.56-61,920.30-17,908.52

Finding the Fourth Proportional to 41,287.56, 61,920.30 and 17,908.52

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Solution

The fourth proportional to 41,287.56, 61,920.30 and 17,908.52 is: 26,857.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,287.56 : 61,920.30 = 17,908.52 : x
  2. Step 2: Convert to fraction form
    41,287.56/61,920.30 = 17,908.52/x
  3. Step 3: Cross multiply
    41,287.56x = 61,920.30 × 17,908.52
  4. Step 4: Simplify right side
    41,287.56x = 1,108,900,930.96
  5. Step 5: Solve for x
    x = 1,108,900,930.96/41,287.56
  6. Step 6: Final answer
    x = 26,857.99

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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.