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Finding the Fourth Proportional to 8,185.82, 12,275.33 and 5,061.24

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Solution

The fourth proportional to 8,185.82, 12,275.33 and 5,061.24 is: 7,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.82 : 12,275.33 = 5,061.24 : x
  2. Step 2: Convert to fraction form
    8,185.82/12,275.33 = 5,061.24/x
  3. Step 3: Cross multiply
    8,185.82x = 12,275.33 × 5,061.24
  4. Step 4: Simplify right side
    8,185.82x = 62,128,365.90
  5. Step 5: Solve for x
    x = 62,128,365.90/8,185.82
  6. Step 6: Final answer
    x = 7,589.76

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