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Finding the Fourth Proportional to 6,876.71, 10,313.41 and 3,175.38

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Solution

The fourth proportional to 6,876.71, 10,313.41 and 3,175.38 is: 4,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.71 : 10,313.41 = 3,175.38 : x
  2. Step 2: Convert to fraction form
    6,876.71/10,313.41 = 3,175.38/x
  3. Step 3: Cross multiply
    6,876.71x = 10,313.41 × 3,175.38
  4. Step 4: Simplify right side
    6,876.71x = 32,749,013.69
  5. Step 5: Solve for x
    x = 32,749,013.69/6,876.71
  6. Step 6: Final answer
    x = 4,762.31

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