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Finding the Fourth Proportional to 83,343.44, 125,067 and 60,814.64

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Solution

The fourth proportional to 83,343.44, 125,067 and 60,814.64 is: 91,259.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,343.44 : 125,067 = 60,814.64 : x
  2. Step 2: Convert to fraction form
    83,343.44/125,067 = 60,814.64/x
  3. Step 3: Cross multiply
    83,343.44x = 125,067 × 60,814.64
  4. Step 4: Simplify right side
    83,343.44x = 7,605,904,580.88
  5. Step 5: Solve for x
    x = 7,605,904,580.88/83,343.44
  6. Step 6: Final answer
    x = 91,259.79

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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.