Home / 42,524.96-63,729.04-21,704.80

Finding the Fourth Proportional to 42,524.96, 63,729.04 and 21,704.80

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Solution

The fourth proportional to 42,524.96, 63,729.04 and 21,704.80 is: 32,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,524.96 : 63,729.04 = 21,704.80 : x
  2. Step 2: Convert to fraction form
    42,524.96/63,729.04 = 21,704.80/x
  3. Step 3: Cross multiply
    42,524.96x = 63,729.04 × 21,704.80
  4. Step 4: Simplify right side
    42,524.96x = 1,383,226,067.39
  5. Step 5: Solve for x
    x = 1,383,226,067.39/42,524.96
  6. Step 6: Final answer
    x = 32,527.39

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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.