Home / 62,910.32-94,372.03-20,204.96

Finding the Fourth Proportional to 62,910.32, 94,372.03 and 20,204.96

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Solution

The fourth proportional to 62,910.32, 94,372.03 and 20,204.96 is: 30,309.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,910.32 : 94,372.03 = 20,204.96 : x
  2. Step 2: Convert to fraction form
    62,910.32/94,372.03 = 20,204.96/x
  3. Step 3: Cross multiply
    62,910.32x = 94,372.03 × 20,204.96
  4. Step 4: Simplify right side
    62,910.32x = 1,906,783,091.27
  5. Step 5: Solve for x
    x = 1,906,783,091.27/62,910.32
  6. Step 6: Final answer
    x = 30,309.54

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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.