Home / 103,183.97-154,749.96-39,982.37

Finding the Fourth Proportional to 103,183.97, 154,749.96 and 39,982.37

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Solution

The fourth proportional to 103,183.97, 154,749.96 and 39,982.37 is: 59,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,183.97 : 154,749.96 = 39,982.37 : x
  2. Step 2: Convert to fraction form
    103,183.97/154,749.96 = 39,982.37/x
  3. Step 3: Cross multiply
    103,183.97x = 154,749.96 × 39,982.37
  4. Step 4: Simplify right side
    103,183.97x = 6,187,269,384.46
  5. Step 5: Solve for x
    x = 6,187,269,384.46/103,183.97
  6. Step 6: Final answer
    x = 59,963.48

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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.