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Finding the Fourth Proportional to 27,963.99, 38,591.22 and 16,029.59

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Solution

The fourth proportional to 27,963.99, 38,591.22 and 16,029.59 is: 22,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,963.99 : 38,591.22 = 16,029.59 : x
  2. Step 2: Convert to fraction form
    27,963.99/38,591.22 = 16,029.59/x
  3. Step 3: Cross multiply
    27,963.99x = 38,591.22 × 16,029.59
  4. Step 4: Simplify right side
    27,963.99x = 618,601,241.24
  5. Step 5: Solve for x
    x = 618,601,241.24/27,963.99
  6. Step 6: Final answer
    x = 22,121.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.