Home / 50,346.20-75,453.60-20,734.22

Finding the Fourth Proportional to 50,346.20, 75,453.60 and 20,734.22

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Solution

The fourth proportional to 50,346.20, 75,453.60 and 20,734.22 is: 31,074.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,346.20 : 75,453.60 = 20,734.22 : x
  2. Step 2: Convert to fraction form
    50,346.20/75,453.60 = 20,734.22/x
  3. Step 3: Cross multiply
    50,346.20x = 75,453.60 × 20,734.22
  4. Step 4: Simplify right side
    50,346.20x = 1,564,471,542.19
  5. Step 5: Solve for x
    x = 1,564,471,542.19/50,346.20
  6. Step 6: Final answer
    x = 31,074.27

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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.