Home / 213,286.28-294,331.38-117,794.12

Finding the Fourth Proportional to 213,286.28, 294,331.38 and 117,794.12

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Solution

The fourth proportional to 213,286.28, 294,331.38 and 117,794.12 is: 162,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,286.28 : 294,331.38 = 117,794.12 : x
  2. Step 2: Convert to fraction form
    213,286.28/294,331.38 = 117,794.12/x
  3. Step 3: Cross multiply
    213,286.28x = 294,331.38 × 117,794.12
  4. Step 4: Simplify right side
    213,286.28x = 34,670,505,895.49
  5. Step 5: Solve for x
    x = 34,670,505,895.49/213,286.28
  6. Step 6: Final answer
    x = 162,553.85

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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.