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Finding the Fourth Proportional to 11,973.02, 17,958.39 and 5,646.43

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Solution

The fourth proportional to 11,973.02, 17,958.39 and 5,646.43 is: 8,469.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.02 : 17,958.39 = 5,646.43 : x
  2. Step 2: Convert to fraction form
    11,973.02/17,958.39 = 5,646.43/x
  3. Step 3: Cross multiply
    11,973.02x = 17,958.39 × 5,646.43
  4. Step 4: Simplify right side
    11,973.02x = 101,400,724.07
  5. Step 5: Solve for x
    x = 101,400,724.07/11,973.02
  6. Step 6: Final answer
    x = 8,469.11

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