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Finding the Fourth Proportional to 5,069.55, 6,995.97 and 2,831.43

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Solution

The fourth proportional to 5,069.55, 6,995.97 and 2,831.43 is: 3,907.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.55 : 6,995.97 = 2,831.43 : x
  2. Step 2: Convert to fraction form
    5,069.55/6,995.97 = 2,831.43/x
  3. Step 3: Cross multiply
    5,069.55x = 6,995.97 × 2,831.43
  4. Step 4: Simplify right side
    5,069.55x = 19,808,605.90
  5. Step 5: Solve for x
    x = 19,808,605.90/5,069.55
  6. Step 6: Final answer
    x = 3,907.37

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