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Finding the Fourth Proportional to 33,459.67, 50,189.51 and 13,754.80

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Solution

The fourth proportional to 33,459.67, 50,189.51 and 13,754.80 is: 20,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,459.67 : 50,189.51 = 13,754.80 : x
  2. Step 2: Convert to fraction form
    33,459.67/50,189.51 = 13,754.80/x
  3. Step 3: Cross multiply
    33,459.67x = 50,189.51 × 13,754.80
  4. Step 4: Simplify right side
    33,459.67x = 690,346,672.15
  5. Step 5: Solve for x
    x = 690,346,672.15/33,459.67
  6. Step 6: Final answer
    x = 20,632.20

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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.