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Finding the Fourth Proportional to 5,029.16, 7,540.86 and 1,947.56

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Solution

The fourth proportional to 5,029.16, 7,540.86 and 1,947.56 is: 2,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.16 : 7,540.86 = 1,947.56 : x
  2. Step 2: Convert to fraction form
    5,029.16/7,540.86 = 1,947.56/x
  3. Step 3: Cross multiply
    5,029.16x = 7,540.86 × 1,947.56
  4. Step 4: Simplify right side
    5,029.16x = 14,686,277.30
  5. Step 5: Solve for x
    x = 14,686,277.30/5,029.16
  6. Step 6: Final answer
    x = 2,920.22

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