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Finding the Fourth Proportional to 15,770.92, 23,624.04 and 12,633.92

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Solution

The fourth proportional to 15,770.92, 23,624.04 and 12,633.92 is: 18,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770.92 : 23,624.04 = 12,633.92 : x
  2. Step 2: Convert to fraction form
    15,770.92/23,624.04 = 12,633.92/x
  3. Step 3: Cross multiply
    15,770.92x = 23,624.04 × 12,633.92
  4. Step 4: Simplify right side
    15,770.92x = 298,464,231.44
  5. Step 5: Solve for x
    x = 298,464,231.44/15,770.92
  6. Step 6: Final answer
    x = 18,924.97

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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.