Home / 41,383.62-57,109.40-22,520.76

Finding the Fourth Proportional to 41,383.62, 57,109.40 and 22,520.76

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Solution

The fourth proportional to 41,383.62, 57,109.40 and 22,520.76 is: 31,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,383.62 : 57,109.40 = 22,520.76 : x
  2. Step 2: Convert to fraction form
    41,383.62/57,109.40 = 22,520.76/x
  3. Step 3: Cross multiply
    41,383.62x = 57,109.40 × 22,520.76
  4. Step 4: Simplify right side
    41,383.62x = 1,286,147,091.14
  5. Step 5: Solve for x
    x = 1,286,147,091.14/41,383.62
  6. Step 6: Final answer
    x = 31,078.65

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Double scale
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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.