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Finding the Fourth Proportional to 71,466.43, 107,199.65 and 24,693.79

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Solution

The fourth proportional to 71,466.43, 107,199.65 and 24,693.79 is: 37,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,466.43 : 107,199.65 = 24,693.79 : x
  2. Step 2: Convert to fraction form
    71,466.43/107,199.65 = 24,693.79/x
  3. Step 3: Cross multiply
    71,466.43x = 107,199.65 × 24,693.79
  4. Step 4: Simplify right side
    71,466.43x = 2,647,165,645.17
  5. Step 5: Solve for x
    x = 2,647,165,645.17/71,466.43
  6. Step 6: Final answer
    x = 37,040.69

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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.