Home / 196,115.37-270,630.68-108,895.04

Finding the Fourth Proportional to 196,115.37, 270,630.68 and 108,895.04

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Solution

The fourth proportional to 196,115.37, 270,630.68 and 108,895.04 is: 150,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,115.37 : 270,630.68 = 108,895.04 : x
  2. Step 2: Convert to fraction form
    196,115.37/270,630.68 = 108,895.04/x
  3. Step 3: Cross multiply
    196,115.37x = 270,630.68 × 108,895.04
  4. Step 4: Simplify right side
    196,115.37x = 29,470,338,723.83
  5. Step 5: Solve for x
    x = 29,470,338,723.83/196,115.37
  6. Step 6: Final answer
    x = 150,270.42

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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.