Home / 234,134.43-323,105.49-126,704.45

Finding the Fourth Proportional to 234,134.43, 323,105.49 and 126,704.45

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Solution

The fourth proportional to 234,134.43, 323,105.49 and 126,704.45 is: 174,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,134.43 : 323,105.49 = 126,704.45 : x
  2. Step 2: Convert to fraction form
    234,134.43/323,105.49 = 126,704.45/x
  3. Step 3: Cross multiply
    234,134.43x = 323,105.49 × 126,704.45
  4. Step 4: Simplify right side
    234,134.43x = 40,938,901,786.90
  5. Step 5: Solve for x
    x = 40,938,901,786.90/234,134.43
  6. Step 6: Final answer
    x = 174,852.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.