Home / 197,556.83-296,425.23-83,735.78

Finding the Fourth Proportional to 197,556.83, 296,425.23 and 83,735.78

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Solution

The fourth proportional to 197,556.83, 296,425.23 and 83,735.78 is: 125,641.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,556.83 : 296,425.23 = 83,735.78 : x
  2. Step 2: Convert to fraction form
    197,556.83/296,425.23 = 83,735.78/x
  3. Step 3: Cross multiply
    197,556.83x = 296,425.23 × 83,735.78
  4. Step 4: Simplify right side
    197,556.83x = 24,821,397,845.73
  5. Step 5: Solve for x
    x = 24,821,397,845.73/197,556.83
  6. Step 6: Final answer
    x = 125,641.81

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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.