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Finding the Fourth Proportional to 67,741.87, 101,796.65 and 36,173.89

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Solution

The fourth proportional to 67,741.87, 101,796.65 and 36,173.89 is: 54,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,741.87 : 101,796.65 = 36,173.89 : x
  2. Step 2: Convert to fraction form
    67,741.87/101,796.65 = 36,173.89/x
  3. Step 3: Cross multiply
    67,741.87x = 101,796.65 × 36,173.89
  4. Step 4: Simplify right side
    67,741.87x = 3,682,380,901.50
  5. Step 5: Solve for x
    x = 3,682,380,901.50/67,741.87
  6. Step 6: Final answer
    x = 54,359.01

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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.