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Finding the Fourth Proportional to 78,504.72, 117,758.42 and 22,346.27

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Solution

The fourth proportional to 78,504.72, 117,758.42 and 22,346.27 is: 33,519.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,504.72 : 117,758.42 = 22,346.27 : x
  2. Step 2: Convert to fraction form
    78,504.72/117,758.42 = 22,346.27/x
  3. Step 3: Cross multiply
    78,504.72x = 117,758.42 × 22,346.27
  4. Step 4: Simplify right side
    78,504.72x = 2,631,460,859.30
  5. Step 5: Solve for x
    x = 2,631,460,859.30/78,504.72
  6. Step 6: Final answer
    x = 33,519.78

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