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Finding the Fourth Proportional to 71,367.39, 107,050.77 and 21,447.27

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Solution

The fourth proportional to 71,367.39, 107,050.77 and 21,447.27 is: 32,170.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,367.39 : 107,050.77 = 21,447.27 : x
  2. Step 2: Convert to fraction form
    71,367.39/107,050.77 = 21,447.27/x
  3. Step 3: Cross multiply
    71,367.39x = 107,050.77 × 21,447.27
  4. Step 4: Simplify right side
    71,367.39x = 2,295,946,767.90
  5. Step 5: Solve for x
    x = 2,295,946,767.90/71,367.39
  6. Step 6: Final answer
    x = 32,170.81

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