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Finding the Fourth Proportional to 16,226.44, 22,392.49 and 8,774.44

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Solution

The fourth proportional to 16,226.44, 22,392.49 and 8,774.44 is: 12,108.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226.44 : 22,392.49 = 8,774.44 : x
  2. Step 2: Convert to fraction form
    16,226.44/22,392.49 = 8,774.44/x
  3. Step 3: Cross multiply
    16,226.44x = 22,392.49 × 8,774.44
  4. Step 4: Simplify right side
    16,226.44x = 196,481,482.04
  5. Step 5: Solve for x
    x = 196,481,482.04/16,226.44
  6. Step 6: Final answer
    x = 12,108.73

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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.