Home / 71,564.72-107,304.55-27,194.74

Finding the Fourth Proportional to 71,564.72, 107,304.55 and 27,194.74

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Solution

The fourth proportional to 71,564.72, 107,304.55 and 27,194.74 is: 40,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,564.72 : 107,304.55 = 27,194.74 : x
  2. Step 2: Convert to fraction form
    71,564.72/107,304.55 = 27,194.74/x
  3. Step 3: Cross multiply
    71,564.72x = 107,304.55 × 27,194.74
  4. Step 4: Simplify right side
    71,564.72x = 2,918,119,001.82
  5. Step 5: Solve for x
    x = 2,918,119,001.82/71,564.72
  6. Step 6: Final answer
    x = 40,775.95

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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.