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Finding the Fourth Proportional to 71,067.96, 98,108.82 and 55,727.46

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Solution

The fourth proportional to 71,067.96, 98,108.82 and 55,727.46 is: 76,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,067.96 : 98,108.82 = 55,727.46 : x
  2. Step 2: Convert to fraction form
    71,067.96/98,108.82 = 55,727.46/x
  3. Step 3: Cross multiply
    71,067.96x = 98,108.82 × 55,727.46
  4. Step 4: Simplify right side
    71,067.96x = 5,467,355,342.20
  5. Step 5: Solve for x
    x = 5,467,355,342.20/71,067.96
  6. Step 6: Final answer
    x = 76,931.37

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