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Finding the Fourth Proportional to 27,071.94, 40,628.97 and 17,709.42

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Solution

The fourth proportional to 27,071.94, 40,628.97 and 17,709.42 is: 26,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.94 : 40,628.97 = 17,709.42 : x
  2. Step 2: Convert to fraction form
    27,071.94/40,628.97 = 17,709.42/x
  3. Step 3: Cross multiply
    27,071.94x = 40,628.97 × 17,709.42
  4. Step 4: Simplify right side
    27,071.94x = 719,515,493.90
  5. Step 5: Solve for x
    x = 719,515,493.90/27,071.94
  6. Step 6: Final answer
    x = 26,577.91

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