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Finding the Fourth Proportional to 7,112.74, 10,668.02 and 2,732.26

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Solution

The fourth proportional to 7,112.74, 10,668.02 and 2,732.26 is: 4,097.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.74 : 10,668.02 = 2,732.26 : x
  2. Step 2: Convert to fraction form
    7,112.74/10,668.02 = 2,732.26/x
  3. Step 3: Cross multiply
    7,112.74x = 10,668.02 × 2,732.26
  4. Step 4: Simplify right side
    7,112.74x = 29,147,804.33
  5. Step 5: Solve for x
    x = 29,147,804.33/7,112.74
  6. Step 6: Final answer
    x = 4,097.97

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