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Finding the Fourth Proportional to 18,549.64, 27,829.04 and 5,402.13

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Solution

The fourth proportional to 18,549.64, 27,829.04 and 5,402.13 is: 8,104.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.64 : 27,829.04 = 5,402.13 : x
  2. Step 2: Convert to fraction form
    18,549.64/27,829.04 = 5,402.13/x
  3. Step 3: Cross multiply
    18,549.64x = 27,829.04 × 5,402.13
  4. Step 4: Simplify right side
    18,549.64x = 150,335,960.49
  5. Step 5: Solve for x
    x = 150,335,960.49/18,549.64
  6. Step 6: Final answer
    x = 8,104.52

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