Home / 283,229.73-424,917.63-105,738.21

Finding the Fourth Proportional to 283,229.73, 424,917.63 and 105,738.21

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Solution

The fourth proportional to 283,229.73, 424,917.63 and 105,738.21 is: 158,634.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,229.73 : 424,917.63 = 105,738.21 : x
  2. Step 2: Convert to fraction form
    283,229.73/424,917.63 = 105,738.21/x
  3. Step 3: Cross multiply
    283,229.73x = 424,917.63 × 105,738.21
  4. Step 4: Simplify right side
    283,229.73x = 44,930,029,593.64
  5. Step 5: Solve for x
    x = 44,930,029,593.64/283,229.73
  6. Step 6: Final answer
    x = 158,634.58

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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.