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Finding the Fourth Proportional to 11,571.75, 17,358.48 and 4,646.25

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Solution

The fourth proportional to 11,571.75, 17,358.48 and 4,646.25 is: 6,969.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.75 : 17,358.48 = 4,646.25 : x
  2. Step 2: Convert to fraction form
    11,571.75/17,358.48 = 4,646.25/x
  3. Step 3: Cross multiply
    11,571.75x = 17,358.48 × 4,646.25
  4. Step 4: Simplify right side
    11,571.75x = 80,651,837.70
  5. Step 5: Solve for x
    x = 80,651,837.70/11,571.75
  6. Step 6: Final answer
    x = 6,969.72

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