Home / 67,439.54-101,162.19-20,694.26

Finding the Fourth Proportional to 67,439.54, 101,162.19 and 20,694.26

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Solution

The fourth proportional to 67,439.54, 101,162.19 and 20,694.26 is: 31,042.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,439.54 : 101,162.19 = 20,694.26 : x
  2. Step 2: Convert to fraction form
    67,439.54/101,162.19 = 20,694.26/x
  3. Step 3: Cross multiply
    67,439.54x = 101,162.19 × 20,694.26
  4. Step 4: Simplify right side
    67,439.54x = 2,093,476,662.03
  5. Step 5: Solve for x
    x = 2,093,476,662.03/67,439.54
  6. Step 6: Final answer
    x = 31,042.27

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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.