Home / 91,992.38-126,938.11-53,236.85

Finding the Fourth Proportional to 91,992.38, 126,938.11 and 53,236.85

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Solution

The fourth proportional to 91,992.38, 126,938.11 and 53,236.85 is: 73,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,992.38 : 126,938.11 = 53,236.85 : x
  2. Step 2: Convert to fraction form
    91,992.38/126,938.11 = 53,236.85/x
  3. Step 3: Cross multiply
    91,992.38x = 126,938.11 × 53,236.85
  4. Step 4: Simplify right side
    91,992.38x = 6,757,785,121.35
  5. Step 5: Solve for x
    x = 6,757,785,121.35/91,992.38
  6. Step 6: Final answer
    x = 73,460.27

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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.