Home / 196,073.58-270,581.52-111,190.64

Finding the Fourth Proportional to 196,073.58, 270,581.52 and 111,190.64

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Solution

The fourth proportional to 196,073.58, 270,581.52 and 111,190.64 is: 153,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,073.58 : 270,581.52 = 111,190.64 : x
  2. Step 2: Convert to fraction form
    196,073.58/270,581.52 = 111,190.64/x
  3. Step 3: Cross multiply
    196,073.58x = 270,581.52 × 111,190.64
  4. Step 4: Simplify right side
    196,073.58x = 30,086,132,380.97
  5. Step 5: Solve for x
    x = 30,086,132,380.97/196,073.58
  6. Step 6: Final answer
    x = 153,443.07

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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.