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Finding the Fourth Proportional to 8,108.44, 12,162.65 and 1,952.44

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Solution

The fourth proportional to 8,108.44, 12,162.65 and 1,952.44 is: 2,928.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.44 : 12,162.65 = 1,952.44 : x
  2. Step 2: Convert to fraction form
    8,108.44/12,162.65 = 1,952.44/x
  3. Step 3: Cross multiply
    8,108.44x = 12,162.65 × 1,952.44
  4. Step 4: Simplify right side
    8,108.44x = 23,746,844.37
  5. Step 5: Solve for x
    x = 23,746,844.37/8,108.44
  6. Step 6: Final answer
    x = 2,928.66

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.