Home / 196,198.53-270,671.38-123,472.59

Finding the Fourth Proportional to 196,198.53, 270,671.38 and 123,472.59

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Solution

The fourth proportional to 196,198.53, 270,671.38 and 123,472.59 is: 170,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,198.53 : 270,671.38 = 123,472.59 : x
  2. Step 2: Convert to fraction form
    196,198.53/270,671.38 = 123,472.59/x
  3. Step 3: Cross multiply
    196,198.53x = 270,671.38 × 123,472.59
  4. Step 4: Simplify right side
    196,198.53x = 33,420,496,327.47
  5. Step 5: Solve for x
    x = 33,420,496,327.47/196,198.53
  6. Step 6: Final answer
    x = 170,340.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.