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Finding the Fourth Proportional to 17,797.39, 26,700.37 and 5,318.46

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Solution

The fourth proportional to 17,797.39, 26,700.37 and 5,318.46 is: 7,978.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,797.39 : 26,700.37 = 5,318.46 : x
  2. Step 2: Convert to fraction form
    17,797.39/26,700.37 = 5,318.46/x
  3. Step 3: Cross multiply
    17,797.39x = 26,700.37 × 5,318.46
  4. Step 4: Simplify right side
    17,797.39x = 142,004,836.53
  5. Step 5: Solve for x
    x = 142,004,836.53/17,797.39
  6. Step 6: Final answer
    x = 7,978.97

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