Home / 196,013.22-270,520.06-109,986.36

Finding the Fourth Proportional to 196,013.22, 270,520.06 and 109,986.36

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Solution

The fourth proportional to 196,013.22, 270,520.06 and 109,986.36 is: 151,793.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,013.22 : 270,520.06 = 109,986.36 : x
  2. Step 2: Convert to fraction form
    196,013.22/270,520.06 = 109,986.36/x
  3. Step 3: Cross multiply
    196,013.22x = 270,520.06 × 109,986.36
  4. Step 4: Simplify right side
    196,013.22x = 29,753,516,706.38
  5. Step 5: Solve for x
    x = 29,753,516,706.38/196,013.22
  6. Step 6: Final answer
    x = 151,793.42

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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.