Home / 234,114.17-323,078.41-126,684.20

Finding the Fourth Proportional to 234,114.17, 323,078.41 and 126,684.20

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Solution

The fourth proportional to 234,114.17, 323,078.41 and 126,684.20 is: 174,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,114.17 : 323,078.41 = 126,684.20 : x
  2. Step 2: Convert to fraction form
    234,114.17/323,078.41 = 126,684.20/x
  3. Step 3: Cross multiply
    234,114.17x = 323,078.41 × 126,684.20
  4. Step 4: Simplify right side
    234,114.17x = 40,928,930,161.57
  5. Step 5: Solve for x
    x = 40,928,930,161.57/234,114.17
  6. Step 6: Final answer
    x = 174,824.66

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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.