Home / 234,201.11-323,196.84-126,770.90

Finding the Fourth Proportional to 234,201.11, 323,196.84 and 126,770.90

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Solution

The fourth proportional to 234,201.11, 323,196.84 and 126,770.90 is: 174,943.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,201.11 : 323,196.84 = 126,770.90 : x
  2. Step 2: Convert to fraction form
    234,201.11/323,196.84 = 126,770.90/x
  3. Step 3: Cross multiply
    234,201.11x = 323,196.84 × 126,770.90
  4. Step 4: Simplify right side
    234,201.11x = 40,971,952,667.97
  5. Step 5: Solve for x
    x = 40,971,952,667.97/234,201.11
  6. Step 6: Final answer
    x = 174,943.46

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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.