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Finding the Fourth Proportional to 79,807.44, 110,133.50 and 43,997.42

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Solution

The fourth proportional to 79,807.44, 110,133.50 and 43,997.42 is: 60,716.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,807.44 : 110,133.50 = 43,997.42 : x
  2. Step 2: Convert to fraction form
    79,807.44/110,133.50 = 43,997.42/x
  3. Step 3: Cross multiply
    79,807.44x = 110,133.50 × 43,997.42
  4. Step 4: Simplify right side
    79,807.44x = 4,845,589,855.57
  5. Step 5: Solve for x
    x = 4,845,589,855.57/79,807.44
  6. Step 6: Final answer
    x = 60,716.02

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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.