Home / 71,910.74-107,881.68-27,537.49

Finding the Fourth Proportional to 71,910.74, 107,881.68 and 27,537.49

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Solution

The fourth proportional to 71,910.74, 107,881.68 and 27,537.49 is: 41,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,910.74 : 107,881.68 = 27,537.49 : x
  2. Step 2: Convert to fraction form
    71,910.74/107,881.68 = 27,537.49/x
  3. Step 3: Cross multiply
    71,910.74x = 107,881.68 × 27,537.49
  4. Step 4: Simplify right side
    71,910.74x = 2,970,791,070.82
  5. Step 5: Solve for x
    x = 2,970,791,070.82/71,910.74
  6. Step 6: Final answer
    x = 41,312.20

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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.