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Finding the Fourth Proportional to 7,055.44, 9,736.84 and 3,911.63

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Solution

The fourth proportional to 7,055.44, 9,736.84 and 3,911.63 is: 5,398.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.44 : 9,736.84 = 3,911.63 : x
  2. Step 2: Convert to fraction form
    7,055.44/9,736.84 = 3,911.63/x
  3. Step 3: Cross multiply
    7,055.44x = 9,736.84 × 3,911.63
  4. Step 4: Simplify right side
    7,055.44x = 38,086,871.65
  5. Step 5: Solve for x
    x = 38,086,871.65/7,055.44
  6. Step 6: Final answer
    x = 5,398.23

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