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Finding the Fourth Proportional to 6,625.86, 9,144.48 and 3,973.18

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Solution

The fourth proportional to 6,625.86, 9,144.48 and 3,973.18 is: 5,483.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.86 : 9,144.48 = 3,973.18 : x
  2. Step 2: Convert to fraction form
    6,625.86/9,144.48 = 3,973.18/x
  3. Step 3: Cross multiply
    6,625.86x = 9,144.48 × 3,973.18
  4. Step 4: Simplify right side
    6,625.86x = 36,332,665.05
  5. Step 5: Solve for x
    x = 36,332,665.05/6,625.86
  6. Step 6: Final answer
    x = 5,483.46

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