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Finding the Fourth Proportional to 67,936.34, 101,872.01 and 25,212.44

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Solution

The fourth proportional to 67,936.34, 101,872.01 and 25,212.44 is: 37,806.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,936.34 : 101,872.01 = 25,212.44 : x
  2. Step 2: Convert to fraction form
    67,936.34/101,872.01 = 25,212.44/x
  3. Step 3: Cross multiply
    67,936.34x = 101,872.01 × 25,212.44
  4. Step 4: Simplify right side
    67,936.34x = 2,568,441,304.38
  5. Step 5: Solve for x
    x = 2,568,441,304.38/67,936.34
  6. Step 6: Final answer
    x = 37,806.59

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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.