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Finding the Fourth Proportional to 18,049.06, 27,066.42 and 6,949.60

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Solution

The fourth proportional to 18,049.06, 27,066.42 and 6,949.60 is: 10,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,049.06 : 27,066.42 = 6,949.60 : x
  2. Step 2: Convert to fraction form
    18,049.06/27,066.42 = 6,949.60/x
  3. Step 3: Cross multiply
    18,049.06x = 27,066.42 × 6,949.60
  4. Step 4: Simplify right side
    18,049.06x = 188,100,792.43
  5. Step 5: Solve for x
    x = 188,100,792.43/18,049.06
  6. Step 6: Final answer
    x = 10,421.64

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