Home / 83,704.06-125,556.32-20,524.46

Finding the Fourth Proportional to 83,704.06, 125,556.32 and 20,524.46

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Solution

The fourth proportional to 83,704.06, 125,556.32 and 20,524.46 is: 30,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,704.06 : 125,556.32 = 20,524.46 : x
  2. Step 2: Convert to fraction form
    83,704.06/125,556.32 = 20,524.46/x
  3. Step 3: Cross multiply
    83,704.06x = 125,556.32 × 20,524.46
  4. Step 4: Simplify right side
    83,704.06x = 2,576,975,667.59
  5. Step 5: Solve for x
    x = 2,576,975,667.59/83,704.06
  6. Step 6: Final answer
    x = 30,786.75

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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.