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Finding the Fourth Proportional to 5,396.12, 8,086.84 and 3,055.02

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Solution

The fourth proportional to 5,396.12, 8,086.84 and 3,055.02 is: 4,578.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.12 : 8,086.84 = 3,055.02 : x
  2. Step 2: Convert to fraction form
    5,396.12/8,086.84 = 3,055.02/x
  3. Step 3: Cross multiply
    5,396.12x = 8,086.84 × 3,055.02
  4. Step 4: Simplify right side
    5,396.12x = 24,705,419.97
  5. Step 5: Solve for x
    x = 24,705,419.97/5,396.12
  6. Step 6: Final answer
    x = 4,578.37

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