Home / 150,706.32-207,974.04-82,723.44

Finding the Fourth Proportional to 150,706.32, 207,974.04 and 82,723.44

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Solution

The fourth proportional to 150,706.32, 207,974.04 and 82,723.44 is: 114,157.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,706.32 : 207,974.04 = 82,723.44 : x
  2. Step 2: Convert to fraction form
    150,706.32/207,974.04 = 82,723.44/x
  3. Step 3: Cross multiply
    150,706.32x = 207,974.04 × 82,723.44
  4. Step 4: Simplify right side
    150,706.32x = 17,204,328,019.50
  5. Step 5: Solve for x
    x = 17,204,328,019.50/150,706.32
  6. Step 6: Final answer
    x = 114,157.97

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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.