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Finding the Fourth Proportional to 36,524.64, 50,404.03 and 20,171.88

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Solution

The fourth proportional to 36,524.64, 50,404.03 and 20,171.88 is: 27,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,524.64 : 50,404.03 = 20,171.88 : x
  2. Step 2: Convert to fraction form
    36,524.64/50,404.03 = 20,171.88/x
  3. Step 3: Cross multiply
    36,524.64x = 50,404.03 × 20,171.88
  4. Step 4: Simplify right side
    36,524.64x = 1,016,743,994.25
  5. Step 5: Solve for x
    x = 1,016,743,994.25/36,524.64
  6. Step 6: Final answer
    x = 27,837.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.