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Finding the Fourth Proportional to 12,163.73, 16,785.95 and 6,574.73

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Solution

The fourth proportional to 12,163.73, 16,785.95 and 6,574.73 is: 9,073.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163.73 : 16,785.95 = 6,574.73 : x
  2. Step 2: Convert to fraction form
    12,163.73/16,785.95 = 6,574.73/x
  3. Step 3: Cross multiply
    12,163.73x = 16,785.95 × 6,574.73
  4. Step 4: Simplify right side
    12,163.73x = 110,362,972.24
  5. Step 5: Solve for x
    x = 110,362,972.24/12,163.73
  6. Step 6: Final answer
    x = 9,073.12

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