Home / 49,519.24-74,205.66-45,446.44

Finding the Fourth Proportional to 49,519.24, 74,205.66 and 45,446.44

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Solution

The fourth proportional to 49,519.24, 74,205.66 and 45,446.44 is: 68,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,519.24 : 74,205.66 = 45,446.44 : x
  2. Step 2: Convert to fraction form
    49,519.24/74,205.66 = 45,446.44/x
  3. Step 3: Cross multiply
    49,519.24x = 74,205.66 × 45,446.44
  4. Step 4: Simplify right side
    49,519.24x = 3,372,383,074.85
  5. Step 5: Solve for x
    x = 3,372,383,074.85/49,519.24
  6. Step 6: Final answer
    x = 68,102.48

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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.