Home / 197,632.80-296,449.20-108,840.60

Finding the Fourth Proportional to 197,632.80, 296,449.20 and 108,840.60

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Solution

The fourth proportional to 197,632.80, 296,449.20 and 108,840.60 is: 163,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,632.80 : 296,449.20 = 108,840.60 : x
  2. Step 2: Convert to fraction form
    197,632.80/296,449.20 = 108,840.60/x
  3. Step 3: Cross multiply
    197,632.80x = 296,449.20 × 108,840.60
  4. Step 4: Simplify right side
    197,632.80x = 32,265,708,797.52
  5. Step 5: Solve for x
    x = 32,265,708,797.52/197,632.80
  6. Step 6: Final answer
    x = 163,260.90

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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.