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Finding the Fourth Proportional to 7,003.54, 9,664.76 and 3,860.02

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Solution

The fourth proportional to 7,003.54, 9,664.76 and 3,860.02 is: 5,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.54 : 9,664.76 = 3,860.02 : x
  2. Step 2: Convert to fraction form
    7,003.54/9,664.76 = 3,860.02/x
  3. Step 3: Cross multiply
    7,003.54x = 9,664.76 × 3,860.02
  4. Step 4: Simplify right side
    7,003.54x = 37,306,166.90
  5. Step 5: Solve for x
    x = 37,306,166.90/7,003.54
  6. Step 6: Final answer
    x = 5,326.76

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