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Finding the Fourth Proportional to 71,991.33, 108,007.71 and 22,078.77

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Solution

The fourth proportional to 71,991.33, 108,007.71 and 22,078.77 is: 33,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,991.33 : 108,007.71 = 22,078.77 : x
  2. Step 2: Convert to fraction form
    71,991.33/108,007.71 = 22,078.77/x
  3. Step 3: Cross multiply
    71,991.33x = 108,007.71 × 22,078.77
  4. Step 4: Simplify right side
    71,991.33x = 2,384,677,387.32
  5. Step 5: Solve for x
    x = 2,384,677,387.32/71,991.33
  6. Step 6: Final answer
    x = 33,124.51

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