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Finding the Fourth Proportional to 11,608.88, 16,020.86 and 6,829.07

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Solution

The fourth proportional to 11,608.88, 16,020.86 and 6,829.07 is: 9,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.88 : 16,020.86 = 6,829.07 : x
  2. Step 2: Convert to fraction form
    11,608.88/16,020.86 = 6,829.07/x
  3. Step 3: Cross multiply
    11,608.88x = 16,020.86 × 6,829.07
  4. Step 4: Simplify right side
    11,608.88x = 109,407,460.15
  5. Step 5: Solve for x
    x = 109,407,460.15/11,608.88
  6. Step 6: Final answer
    x = 9,424.47

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