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Finding the Fourth Proportional to 8,976.00, 12,385.00 and 5,198.94

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Solution

The fourth proportional to 8,976.00, 12,385.00 and 5,198.94 is: 7,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.00 : 12,385.00 = 5,198.94 : x
  2. Step 2: Convert to fraction form
    8,976.00/12,385.00 = 5,198.94/x
  3. Step 3: Cross multiply
    8,976.00x = 12,385.00 × 5,198.94
  4. Step 4: Simplify right side
    8,976.00x = 64,388,783.98
  5. Step 5: Solve for x
    x = 64,388,783.98/8,976.00
  6. Step 6: Final answer
    x = 7,173.44

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