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Finding the Fourth Proportional to 71,523.62, 98,704.84 and 41,308.38

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Solution

The fourth proportional to 71,523.62, 98,704.84 and 41,308.38 is: 57,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,523.62 : 98,704.84 = 41,308.38 : x
  2. Step 2: Convert to fraction form
    71,523.62/98,704.84 = 41,308.38/x
  3. Step 3: Cross multiply
    71,523.62x = 98,704.84 × 41,308.38
  4. Step 4: Simplify right side
    71,523.62x = 4,077,337,038.56
  5. Step 5: Solve for x
    x = 4,077,337,038.56/71,523.62
  6. Step 6: Final answer
    x = 57,006.86

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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.