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Finding the Fourth Proportional to 33,429.41, 50,144.16 and 13,704.41

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Solution

The fourth proportional to 33,429.41, 50,144.16 and 13,704.41 is: 20,556.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,429.41 : 50,144.16 = 13,704.41 : x
  2. Step 2: Convert to fraction form
    33,429.41/50,144.16 = 13,704.41/x
  3. Step 3: Cross multiply
    33,429.41x = 50,144.16 × 13,704.41
  4. Step 4: Simplify right side
    33,429.41x = 687,196,127.75
  5. Step 5: Solve for x
    x = 687,196,127.75/33,429.41
  6. Step 6: Final answer
    x = 20,556.63

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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.