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Finding the Fourth Proportional to 12,544.92, 18,819.90 and 8,848.44

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Solution

The fourth proportional to 12,544.92, 18,819.90 and 8,848.44 is: 13,274.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.92 : 18,819.90 = 8,848.44 : x
  2. Step 2: Convert to fraction form
    12,544.92/18,819.90 = 8,848.44/x
  3. Step 3: Cross multiply
    12,544.92x = 18,819.90 × 8,848.44
  4. Step 4: Simplify right side
    12,544.92x = 166,526,755.96
  5. Step 5: Solve for x
    x = 166,526,755.96/12,544.92
  6. Step 6: Final answer
    x = 13,274.44

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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.