Home / 50,350.20-69,481.90-27,689.19

Finding the Fourth Proportional to 50,350.20, 69,481.90 and 27,689.19

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Solution

The fourth proportional to 50,350.20, 69,481.90 and 27,689.19 is: 38,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,350.20 : 69,481.90 = 27,689.19 : x
  2. Step 2: Convert to fraction form
    50,350.20/69,481.90 = 27,689.19/x
  3. Step 3: Cross multiply
    50,350.20x = 69,481.90 × 27,689.19
  4. Step 4: Simplify right side
    50,350.20x = 1,923,897,717.15
  5. Step 5: Solve for x
    x = 1,923,897,717.15/50,350.20
  6. Step 6: Final answer
    x = 38,210.33

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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.