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Finding the Fourth Proportional to 5,180.91, 7,734.44 and 4,998.66

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Solution

The fourth proportional to 5,180.91, 7,734.44 and 4,998.66 is: 7,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.91 : 7,734.44 = 4,998.66 : x
  2. Step 2: Convert to fraction form
    5,180.91/7,734.44 = 4,998.66/x
  3. Step 3: Cross multiply
    5,180.91x = 7,734.44 × 4,998.66
  4. Step 4: Simplify right side
    5,180.91x = 38,661,810.86
  5. Step 5: Solve for x
    x = 38,661,810.86/5,180.91
  6. Step 6: Final answer
    x = 7,462.36

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