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Finding the Fourth Proportional to 67,633.40, 101,231.40 and 47,950.40

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Solution

The fourth proportional to 67,633.40, 101,231.40 and 47,950.40 is: 71,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,633.40 : 101,231.40 = 47,950.40 : x
  2. Step 2: Convert to fraction form
    67,633.40/101,231.40 = 47,950.40/x
  3. Step 3: Cross multiply
    67,633.40x = 101,231.40 × 47,950.40
  4. Step 4: Simplify right side
    67,633.40x = 4,854,086,122.56
  5. Step 5: Solve for x
    x = 4,854,086,122.56/67,633.40
  6. Step 6: Final answer
    x = 71,770.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.