Home / 283,222.20-424,834.38-114,745.72

Finding the Fourth Proportional to 283,222.20, 424,834.38 and 114,745.72

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Solution

The fourth proportional to 283,222.20, 424,834.38 and 114,745.72 is: 172,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,222.20 : 424,834.38 = 114,745.72 : x
  2. Step 2: Convert to fraction form
    283,222.20/424,834.38 = 114,745.72/x
  3. Step 3: Cross multiply
    283,222.20x = 424,834.38 × 114,745.72
  4. Step 4: Simplify right side
    283,222.20x = 48,747,926,813.85
  5. Step 5: Solve for x
    x = 48,747,926,813.85/283,222.20
  6. Step 6: Final answer
    x = 172,119.02

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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.