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Finding the Fourth Proportional to 4,168.10, 6,255.23 and 1,976.82

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Solution

The fourth proportional to 4,168.10, 6,255.23 and 1,976.82 is: 2,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.10 : 6,255.23 = 1,976.82 : x
  2. Step 2: Convert to fraction form
    4,168.10/6,255.23 = 1,976.82/x
  3. Step 3: Cross multiply
    4,168.10x = 6,255.23 × 1,976.82
  4. Step 4: Simplify right side
    4,168.10x = 12,365,453.88
  5. Step 5: Solve for x
    x = 12,365,453.88/4,168.10
  6. Step 6: Final answer
    x = 2,966.69

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