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Finding the Fourth Proportional to 18,492.54, 27,738.45 and 5,344.44

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Solution

The fourth proportional to 18,492.54, 27,738.45 and 5,344.44 is: 8,016.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492.54 : 27,738.45 = 5,344.44 : x
  2. Step 2: Convert to fraction form
    18,492.54/27,738.45 = 5,344.44/x
  3. Step 3: Cross multiply
    18,492.54x = 27,738.45 × 5,344.44
  4. Step 4: Simplify right side
    18,492.54x = 148,246,481.72
  5. Step 5: Solve for x
    x = 148,246,481.72/18,492.54
  6. Step 6: Final answer
    x = 8,016.56

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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.