Home / 196,011.22-270,517.31-109,984.36

Finding the Fourth Proportional to 196,011.22, 270,517.31 and 109,984.36

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Solution

The fourth proportional to 196,011.22, 270,517.31 and 109,984.36 is: 151,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,011.22 : 270,517.31 = 109,984.36 : x
  2. Step 2: Convert to fraction form
    196,011.22/270,517.31 = 109,984.36/x
  3. Step 3: Cross multiply
    196,011.22x = 270,517.31 × 109,984.36
  4. Step 4: Simplify right side
    196,011.22x = 29,752,673,209.27
  5. Step 5: Solve for x
    x = 29,752,673,209.27/196,011.22
  6. Step 6: Final answer
    x = 151,790.66

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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.