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Finding the Fourth Proportional to 7,046.31, 9,701.78 and 5,981.87

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Solution

The fourth proportional to 7,046.31, 9,701.78 and 5,981.87 is: 8,236.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,046.31 : 9,701.78 = 5,981.87 : x
  2. Step 2: Convert to fraction form
    7,046.31/9,701.78 = 5,981.87/x
  3. Step 3: Cross multiply
    7,046.31x = 9,701.78 × 5,981.87
  4. Step 4: Simplify right side
    7,046.31x = 58,034,732.56
  5. Step 5: Solve for x
    x = 58,034,732.56/7,046.31
  6. Step 6: Final answer
    x = 8,236.19

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