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Finding the Fourth Proportional to 16,295.88, 22,488.31 and 8,843.88

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Solution

The fourth proportional to 16,295.88, 22,488.31 and 8,843.88 is: 12,204.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,295.88 : 22,488.31 = 8,843.88 : x
  2. Step 2: Convert to fraction form
    16,295.88/22,488.31 = 8,843.88/x
  3. Step 3: Cross multiply
    16,295.88x = 22,488.31 × 8,843.88
  4. Step 4: Simplify right side
    16,295.88x = 198,883,915.04
  5. Step 5: Solve for x
    x = 198,883,915.04/16,295.88
  6. Step 6: Final answer
    x = 12,204.55

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1.5x scale

Why These Related Problems?

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