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Finding the Fourth Proportional to 10,710.38, 16,067.74 and 3,789.74

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Solution

The fourth proportional to 10,710.38, 16,067.74 and 3,789.74 is: 5,685.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,710.38 : 16,067.74 = 3,789.74 : x
  2. Step 2: Convert to fraction form
    10,710.38/16,067.74 = 3,789.74/x
  3. Step 3: Cross multiply
    10,710.38x = 16,067.74 × 3,789.74
  4. Step 4: Simplify right side
    10,710.38x = 60,892,556.99
  5. Step 5: Solve for x
    x = 60,892,556.99/10,710.38
  6. Step 6: Final answer
    x = 5,685.38

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