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Finding the Fourth Proportional to 18,635.97, 27,953.05 and 6,948.28

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Solution

The fourth proportional to 18,635.97, 27,953.05 and 6,948.28 is: 10,422.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635.97 : 27,953.05 = 6,948.28 : x
  2. Step 2: Convert to fraction form
    18,635.97/27,953.05 = 6,948.28/x
  3. Step 3: Cross multiply
    18,635.97x = 27,953.05 × 6,948.28
  4. Step 4: Simplify right side
    18,635.97x = 194,225,648.85
  5. Step 5: Solve for x
    x = 194,225,648.85/18,635.97
  6. Step 6: Final answer
    x = 10,422.08

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