Home / 35,172.12-52,763.67-11,793.09

Finding the Fourth Proportional to 35,172.12, 52,763.67 and 11,793.09

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Solution

The fourth proportional to 35,172.12, 52,763.67 and 11,793.09 is: 17,691.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172.12 : 52,763.67 = 11,793.09 : x
  2. Step 2: Convert to fraction form
    35,172.12/52,763.67 = 11,793.09/x
  3. Step 3: Cross multiply
    35,172.12x = 52,763.67 × 11,793.09
  4. Step 4: Simplify right side
    35,172.12x = 622,246,906.90
  5. Step 5: Solve for x
    x = 622,246,906.90/35,172.12
  6. Step 6: Final answer
    x = 17,691.48

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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.