Home / 123,769.43-170,797.24-67,179.59

Finding the Fourth Proportional to 123,769.43, 170,797.24 and 67,179.59

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Solution

The fourth proportional to 123,769.43, 170,797.24 and 67,179.59 is: 92,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,769.43 : 170,797.24 = 67,179.59 : x
  2. Step 2: Convert to fraction form
    123,769.43/170,797.24 = 67,179.59/x
  3. Step 3: Cross multiply
    123,769.43x = 170,797.24 × 67,179.59
  4. Step 4: Simplify right side
    123,769.43x = 11,474,088,556.33
  5. Step 5: Solve for x
    x = 11,474,088,556.33/123,769.43
  6. Step 6: Final answer
    x = 92,705.35

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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.