Home / 57,523.38-86,324.48-20,083.46

Finding the Fourth Proportional to 57,523.38, 86,324.48 and 20,083.46

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Solution

The fourth proportional to 57,523.38, 86,324.48 and 20,083.46 is: 30,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,523.38 : 86,324.48 = 20,083.46 : x
  2. Step 2: Convert to fraction form
    57,523.38/86,324.48 = 20,083.46/x
  3. Step 3: Cross multiply
    57,523.38x = 86,324.48 × 20,083.46
  4. Step 4: Simplify right side
    57,523.38x = 1,733,693,709.06
  5. Step 5: Solve for x
    x = 1,733,693,709.06/57,523.38
  6. Step 6: Final answer
    x = 30,138.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.