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Finding the Fourth Proportional to 12,548.00, 18,822.87 and 5,152.83

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Solution

The fourth proportional to 12,548.00, 18,822.87 and 5,152.83 is: 7,729.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548.00 : 18,822.87 = 5,152.83 : x
  2. Step 2: Convert to fraction form
    12,548.00/18,822.87 = 5,152.83/x
  3. Step 3: Cross multiply
    12,548.00x = 18,822.87 × 5,152.83
  4. Step 4: Simplify right side
    12,548.00x = 96,991,049.22
  5. Step 5: Solve for x
    x = 96,991,049.22/12,548.00
  6. Step 6: Final answer
    x = 7,729.61

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