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Finding the Fourth Proportional to 13,936.61, 19,226.07 and 8,898.27

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Solution

The fourth proportional to 13,936.61, 19,226.07 and 8,898.27 is: 12,275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936.61 : 19,226.07 = 8,898.27 : x
  2. Step 2: Convert to fraction form
    13,936.61/19,226.07 = 8,898.27/x
  3. Step 3: Cross multiply
    13,936.61x = 19,226.07 × 8,898.27
  4. Step 4: Simplify right side
    13,936.61x = 171,078,761.90
  5. Step 5: Solve for x
    x = 171,078,761.90/13,936.61
  6. Step 6: Final answer
    x = 12,275.50

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