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Finding the Fourth Proportional to 33,990.35, 50,993.42 and 33,425.51

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Solution

The fourth proportional to 33,990.35, 50,993.42 and 33,425.51 is: 50,146.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990.35 : 50,993.42 = 33,425.51 : x
  2. Step 2: Convert to fraction form
    33,990.35/50,993.42 = 33,425.51/x
  3. Step 3: Cross multiply
    33,990.35x = 50,993.42 × 33,425.51
  4. Step 4: Simplify right side
    33,990.35x = 1,704,480,648.05
  5. Step 5: Solve for x
    x = 1,704,480,648.05/33,990.35
  6. Step 6: Final answer
    x = 50,146.02

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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.