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Finding the Fourth Proportional to 44,951.28, 67,401 and 18,674.88

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Solution

The fourth proportional to 44,951.28, 67,401 and 18,674.88 is: 28,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,951.28 : 67,401 = 18,674.88 : x
  2. Step 2: Convert to fraction form
    44,951.28/67,401 = 18,674.88/x
  3. Step 3: Cross multiply
    44,951.28x = 67,401 × 18,674.88
  4. Step 4: Simplify right side
    44,951.28x = 1,258,705,586.88
  5. Step 5: Solve for x
    x = 1,258,705,586.88/44,951.28
  6. Step 6: Final answer
    x = 28,001.55

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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.