Home / 197,739.20-296,467.92-92,500.80

Finding the Fourth Proportional to 197,739.20, 296,467.92 and 92,500.80

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Solution

The fourth proportional to 197,739.20, 296,467.92 and 92,500.80 is: 138,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,739.20 : 296,467.92 = 92,500.80 : x
  2. Step 2: Convert to fraction form
    197,739.20/296,467.92 = 92,500.80/x
  3. Step 3: Cross multiply
    197,739.20x = 296,467.92 × 92,500.80
  4. Step 4: Simplify right side
    197,739.20x = 27,423,519,774.34
  5. Step 5: Solve for x
    x = 27,423,519,774.34/197,739.20
  6. Step 6: Final answer
    x = 138,685.30

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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.