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Finding the Fourth Proportional to 3,440.88, 5,157.81 and 1,957.03

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Solution

The fourth proportional to 3,440.88, 5,157.81 and 1,957.03 is: 2,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.88 : 5,157.81 = 1,957.03 : x
  2. Step 2: Convert to fraction form
    3,440.88/5,157.81 = 1,957.03/x
  3. Step 3: Cross multiply
    3,440.88x = 5,157.81 × 1,957.03
  4. Step 4: Simplify right side
    3,440.88x = 10,093,976.01
  5. Step 5: Solve for x
    x = 10,093,976.01/3,440.88
  6. Step 6: Final answer
    x = 2,933.54

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