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Finding the Fourth Proportional to 67,239.40, 92,791.06 and 37,027.53

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Solution

The fourth proportional to 67,239.40, 92,791.06 and 37,027.53 is: 51,098.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,239.40 : 92,791.06 = 37,027.53 : x
  2. Step 2: Convert to fraction form
    67,239.40/92,791.06 = 37,027.53/x
  3. Step 3: Cross multiply
    67,239.40x = 92,791.06 × 37,027.53
  4. Step 4: Simplify right side
    67,239.40x = 3,435,823,757.88
  5. Step 5: Solve for x
    x = 3,435,823,757.88/67,239.40
  6. Step 6: Final answer
    x = 51,098.37

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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.