Home / 49,761.30-68,668.28-27,100.20

Finding the Fourth Proportional to 49,761.30, 68,668.28 and 27,100.20

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Solution

The fourth proportional to 49,761.30, 68,668.28 and 27,100.20 is: 37,397.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,761.30 : 68,668.28 = 27,100.20 : x
  2. Step 2: Convert to fraction form
    49,761.30/68,668.28 = 27,100.20/x
  3. Step 3: Cross multiply
    49,761.30x = 68,668.28 × 27,100.20
  4. Step 4: Simplify right side
    49,761.30x = 1,860,924,121.66
  5. Step 5: Solve for x
    x = 1,860,924,121.66/49,761.30
  6. Step 6: Final answer
    x = 37,397.02

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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.