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Finding the Fourth Proportional to 33,890.88, 50,806.08 and 17,241.60

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Solution

The fourth proportional to 33,890.88, 50,806.08 and 17,241.60 is: 25,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890.88 : 50,806.08 = 17,241.60 : x
  2. Step 2: Convert to fraction form
    33,890.88/50,806.08 = 17,241.60/x
  3. Step 3: Cross multiply
    33,890.88x = 50,806.08 × 17,241.60
  4. Step 4: Simplify right side
    33,890.88x = 875,978,108.93
  5. Step 5: Solve for x
    x = 875,978,108.93/33,890.88
  6. Step 6: Final answer
    x = 25,847.02

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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.