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Finding the Fourth Proportional to 67,171.56, 92,697.18 and 36,958.80

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Solution

The fourth proportional to 67,171.56, 92,697.18 and 36,958.80 is: 51,003.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,171.56 : 92,697.18 = 36,958.80 : x
  2. Step 2: Convert to fraction form
    67,171.56/92,697.18 = 36,958.80/x
  3. Step 3: Cross multiply
    67,171.56x = 92,697.18 × 36,958.80
  4. Step 4: Simplify right side
    67,171.56x = 3,425,976,536.18
  5. Step 5: Solve for x
    x = 3,425,976,536.18/67,171.56
  6. Step 6: Final answer
    x = 51,003.38

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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.