Home / 196,139.65-270,650.39-110,086.97

Finding the Fourth Proportional to 196,139.65, 270,650.39 and 110,086.97

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Solution

The fourth proportional to 196,139.65, 270,650.39 and 110,086.97 is: 151,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,139.65 : 270,650.39 = 110,086.97 : x
  2. Step 2: Convert to fraction form
    196,139.65/270,650.39 = 110,086.97/x
  3. Step 3: Cross multiply
    196,139.65x = 270,650.39 × 110,086.97
  4. Step 4: Simplify right side
    196,139.65x = 29,795,081,364.42
  5. Step 5: Solve for x
    x = 29,795,081,364.42/196,139.65
  6. Step 6: Final answer
    x = 151,907.49

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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.