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Finding the Fourth Proportional to 20,194.92, 27,873.59 and 13,109.04

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Solution

The fourth proportional to 20,194.92, 27,873.59 and 13,109.04 is: 18,093.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194.92 : 27,873.59 = 13,109.04 : x
  2. Step 2: Convert to fraction form
    20,194.92/27,873.59 = 13,109.04/x
  3. Step 3: Cross multiply
    20,194.92x = 27,873.59 × 13,109.04
  4. Step 4: Simplify right side
    20,194.92x = 365,395,940.71
  5. Step 5: Solve for x
    x = 365,395,940.71/20,194.92
  6. Step 6: Final answer
    x = 18,093.46

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