Home / 206,527.82-309,503.36-111,553.23

Finding the Fourth Proportional to 206,527.82, 309,503.36 and 111,553.23

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Solution

The fourth proportional to 206,527.82, 309,503.36 and 111,553.23 is: 167,174.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,527.82 : 309,503.36 = 111,553.23 : x
  2. Step 2: Convert to fraction form
    206,527.82/309,503.36 = 111,553.23/x
  3. Step 3: Cross multiply
    206,527.82x = 309,503.36 × 111,553.23
  4. Step 4: Simplify right side
    206,527.82x = 34,526,098,946.09
  5. Step 5: Solve for x
    x = 34,526,098,946.09/206,527.82
  6. Step 6: Final answer
    x = 167,174.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.