Home / 50,441.50-69,609.26-27,780.29

Finding the Fourth Proportional to 50,441.50, 69,609.26 and 27,780.29

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Solution

The fourth proportional to 50,441.50, 69,609.26 and 27,780.29 is: 38,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,441.50 : 69,609.26 = 27,780.29 : x
  2. Step 2: Convert to fraction form
    50,441.50/69,609.26 = 27,780.29/x
  3. Step 3: Cross multiply
    50,441.50x = 69,609.26 × 27,780.29
  4. Step 4: Simplify right side
    50,441.50x = 1,933,765,429.49
  5. Step 5: Solve for x
    x = 1,933,765,429.49/50,441.50
  6. Step 6: Final answer
    x = 38,336.79

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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.