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Finding the Fourth Proportional to 18,799.92, 25,944.14 and 12,087.75

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Solution

The fourth proportional to 18,799.92, 25,944.14 and 12,087.75 is: 16,681.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.92 : 25,944.14 = 12,087.75 : x
  2. Step 2: Convert to fraction form
    18,799.92/25,944.14 = 12,087.75/x
  3. Step 3: Cross multiply
    18,799.92x = 25,944.14 × 12,087.75
  4. Step 4: Simplify right side
    18,799.92x = 313,606,278.29
  5. Step 5: Solve for x
    x = 313,606,278.29/18,799.92
  6. Step 6: Final answer
    x = 16,681.26

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