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Finding the Fourth Proportional to 13,552.92, 20,331.02 and 4,786.04

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Solution

The fourth proportional to 13,552.92, 20,331.02 and 4,786.04 is: 7,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.92 : 20,331.02 = 4,786.04 : x
  2. Step 2: Convert to fraction form
    13,552.92/20,331.02 = 4,786.04/x
  3. Step 3: Cross multiply
    13,552.92x = 20,331.02 × 4,786.04
  4. Step 4: Simplify right side
    13,552.92x = 97,305,074.96
  5. Step 5: Solve for x
    x = 97,305,074.96/13,552.92
  6. Step 6: Final answer
    x = 7,179.64

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