Home / 50,891.29-70,226.49-28,229.38

Finding the Fourth Proportional to 50,891.29, 70,226.49 and 28,229.38

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Solution

The fourth proportional to 50,891.29, 70,226.49 and 28,229.38 is: 38,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,891.29 : 70,226.49 = 28,229.38 : x
  2. Step 2: Convert to fraction form
    50,891.29/70,226.49 = 28,229.38/x
  3. Step 3: Cross multiply
    50,891.29x = 70,226.49 × 28,229.38
  4. Step 4: Simplify right side
    50,891.29x = 1,982,450,272.28
  5. Step 5: Solve for x
    x = 1,982,450,272.28/50,891.29
  6. Step 6: Final answer
    x = 38,954.61

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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.