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Finding the Fourth Proportional to 5,349.51, 8,015.10 and 3,786.94

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Solution

The fourth proportional to 5,349.51, 8,015.10 and 3,786.94 is: 5,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.51 : 8,015.10 = 3,786.94 : x
  2. Step 2: Convert to fraction form
    5,349.51/8,015.10 = 3,786.94/x
  3. Step 3: Cross multiply
    5,349.51x = 8,015.10 × 3,786.94
  4. Step 4: Simplify right side
    5,349.51x = 30,352,698.61
  5. Step 5: Solve for x
    x = 30,352,698.61/5,349.51
  6. Step 6: Final answer
    x = 5,673.92

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