Home / 57,523.92-86,286.24-20,083.84

Finding the Fourth Proportional to 57,523.92, 86,286.24 and 20,083.84

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Solution

The fourth proportional to 57,523.92, 86,286.24 and 20,083.84 is: 30,125.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,523.92 : 86,286.24 = 20,083.84 : x
  2. Step 2: Convert to fraction form
    57,523.92/86,286.24 = 20,083.84/x
  3. Step 3: Cross multiply
    57,523.92x = 86,286.24 × 20,083.84
  4. Step 4: Simplify right side
    57,523.92x = 1,732,959,038.36
  5. Step 5: Solve for x
    x = 1,732,959,038.36/57,523.92
  6. Step 6: Final answer
    x = 30,125.89

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1.5x scale

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.