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Finding the Fourth Proportional to 33,960.60, 50,940.90 and 33,231.60

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Solution

The fourth proportional to 33,960.60, 50,940.90 and 33,231.60 is: 49,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,960.60 : 50,940.90 = 33,231.60 : x
  2. Step 2: Convert to fraction form
    33,960.60/50,940.90 = 33,231.60/x
  3. Step 3: Cross multiply
    33,960.60x = 50,940.90 × 33,231.60
  4. Step 4: Simplify right side
    33,960.60x = 1,692,847,612.44
  5. Step 5: Solve for x
    x = 1,692,847,612.44/33,960.60
  6. Step 6: Final answer
    x = 49,847.40

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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.