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Finding the Fourth Proportional to 80,067.66, 110,489.06 and 44,255.54

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Solution

The fourth proportional to 80,067.66, 110,489.06 and 44,255.54 is: 61,070.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,067.66 : 110,489.06 = 44,255.54 : x
  2. Step 2: Convert to fraction form
    80,067.66/110,489.06 = 44,255.54/x
  3. Step 3: Cross multiply
    80,067.66x = 110,489.06 × 44,255.54
  4. Step 4: Simplify right side
    80,067.66x = 4,889,753,090.50
  5. Step 5: Solve for x
    x = 4,889,753,090.50/80,067.66
  6. Step 6: Final answer
    x = 61,070.26

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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.