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Finding the Fourth Proportional to 22,479.32, 33,723.32 and 8,627.24

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Solution

The fourth proportional to 22,479.32, 33,723.32 and 8,627.24 is: 12,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.32 : 33,723.32 = 8,627.24 : x
  2. Step 2: Convert to fraction form
    22,479.32/33,723.32 = 8,627.24/x
  3. Step 3: Cross multiply
    22,479.32x = 33,723.32 × 8,627.24
  4. Step 4: Simplify right side
    22,479.32x = 290,939,175.24
  5. Step 5: Solve for x
    x = 290,939,175.24/22,479.32
  6. Step 6: Final answer
    x = 12,942.53

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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.