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Finding the Fourth Proportional to 73,721.25, 110,581.88 and 24,473.25

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Solution

The fourth proportional to 73,721.25, 110,581.88 and 24,473.25 is: 36,709.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,721.25 : 110,581.88 = 24,473.25 : x
  2. Step 2: Convert to fraction form
    73,721.25/110,581.88 = 24,473.25/x
  3. Step 3: Cross multiply
    73,721.25x = 110,581.88 × 24,473.25
  4. Step 4: Simplify right side
    73,721.25x = 2,706,297,872.34
  5. Step 5: Solve for x
    x = 2,706,297,872.34/73,721.25
  6. Step 6: Final answer
    x = 36,709.88

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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.