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Finding the Fourth Proportional to 16,212.56, 24,275.03 and 8,404.97

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Solution

The fourth proportional to 16,212.56, 24,275.03 and 8,404.97 is: 12,584.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212.56 : 24,275.03 = 8,404.97 : x
  2. Step 2: Convert to fraction form
    16,212.56/24,275.03 = 8,404.97/x
  3. Step 3: Cross multiply
    16,212.56x = 24,275.03 × 8,404.97
  4. Step 4: Simplify right side
    16,212.56x = 204,030,735.50
  5. Step 5: Solve for x
    x = 204,030,735.50/16,212.56
  6. Step 6: Final answer
    x = 12,584.74

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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.