Home / 50,704.30-75,910.65-31,021.30

Finding the Fourth Proportional to 50,704.30, 75,910.65 and 31,021.30

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Solution

The fourth proportional to 50,704.30, 75,910.65 and 31,021.30 is: 46,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,704.30 : 75,910.65 = 31,021.30 : x
  2. Step 2: Convert to fraction form
    50,704.30/75,910.65 = 31,021.30/x
  3. Step 3: Cross multiply
    50,704.30x = 75,910.65 × 31,021.30
  4. Step 4: Simplify right side
    50,704.30x = 2,354,847,046.85
  5. Step 5: Solve for x
    x = 2,354,847,046.85/50,704.30
  6. Step 6: Final answer
    x = 46,442.75

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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.