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Finding the Fourth Proportional to 28,299.43, 39,053.45 and 17,695.21

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Solution

The fourth proportional to 28,299.43, 39,053.45 and 17,695.21 is: 24,419.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,299.43 : 39,053.45 = 17,695.21 : x
  2. Step 2: Convert to fraction form
    28,299.43/39,053.45 = 17,695.21/x
  3. Step 3: Cross multiply
    28,299.43x = 39,053.45 × 17,695.21
  4. Step 4: Simplify right side
    28,299.43x = 691,058,998.97
  5. Step 5: Solve for x
    x = 691,058,998.97/28,299.43
  6. Step 6: Final answer
    x = 24,419.54

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