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Finding the Fourth Proportional to 79,680.78, 119,446.92 and 27,054.27

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Solution

The fourth proportional to 79,680.78, 119,446.92 and 27,054.27 is: 40,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,680.78 : 119,446.92 = 27,054.27 : x
  2. Step 2: Convert to fraction form
    79,680.78/119,446.92 = 27,054.27/x
  3. Step 3: Cross multiply
    79,680.78x = 119,446.92 × 27,054.27
  4. Step 4: Simplify right side
    79,680.78x = 3,231,549,224.35
  5. Step 5: Solve for x
    x = 3,231,549,224.35/79,680.78
  6. Step 6: Final answer
    x = 40,556.19

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