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Finding the Fourth Proportional to 10,874.75, 16,313.75 and 5,031.95

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Solution

The fourth proportional to 10,874.75, 16,313.75 and 5,031.95 is: 7,548.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.75 : 16,313.75 = 5,031.95 : x
  2. Step 2: Convert to fraction form
    10,874.75/16,313.75 = 5,031.95/x
  3. Step 3: Cross multiply
    10,874.75x = 16,313.75 × 5,031.95
  4. Step 4: Simplify right side
    10,874.75x = 82,090,027.68
  5. Step 5: Solve for x
    x = 82,090,027.68/10,874.75
  6. Step 6: Final answer
    x = 7,548.68

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