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Finding the Fourth Proportional to 67,910.70, 101,866.11 and 23,537.49

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Solution

The fourth proportional to 67,910.70, 101,866.11 and 23,537.49 is: 35,306.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,910.70 : 101,866.11 = 23,537.49 : x
  2. Step 2: Convert to fraction form
    67,910.70/101,866.11 = 23,537.49/x
  3. Step 3: Cross multiply
    67,910.70x = 101,866.11 × 23,537.49
  4. Step 4: Simplify right side
    67,910.70x = 2,397,672,075.20
  5. Step 5: Solve for x
    x = 2,397,672,075.20/67,910.70
  6. Step 6: Final answer
    x = 35,306.25

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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.