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Finding the Fourth Proportional to 24,982.38, 37,478.16 and 8,340.84

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Solution

The fourth proportional to 24,982.38, 37,478.16 and 8,340.84 is: 12,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,982.38 : 37,478.16 = 8,340.84 : x
  2. Step 2: Convert to fraction form
    24,982.38/37,478.16 = 8,340.84/x
  3. Step 3: Cross multiply
    24,982.38x = 37,478.16 × 8,340.84
  4. Step 4: Simplify right side
    24,982.38x = 312,599,336.05
  5. Step 5: Solve for x
    x = 312,599,336.05/24,982.38
  6. Step 6: Final answer
    x = 12,512.79

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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.