Home / 234,331.91-323,377.54-126,901.61

Finding the Fourth Proportional to 234,331.91, 323,377.54 and 126,901.61

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Solution

The fourth proportional to 234,331.91, 323,377.54 and 126,901.61 is: 175,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,331.91 : 323,377.54 = 126,901.61 : x
  2. Step 2: Convert to fraction form
    234,331.91/323,377.54 = 126,901.61/x
  3. Step 3: Cross multiply
    234,331.91x = 323,377.54 × 126,901.61
  4. Step 4: Simplify right side
    234,331.91x = 41,037,128,212.44
  5. Step 5: Solve for x
    x = 41,037,128,212.44/234,331.91
  6. Step 6: Final answer
    x = 175,123.95

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1.5x scale

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.