Home / 203,976.23-306,052.83-77,652.41

Finding the Fourth Proportional to 203,976.23, 306,052.83 and 77,652.41

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Solution

The fourth proportional to 203,976.23, 306,052.83 and 77,652.41 is: 116,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,976.23 : 306,052.83 = 77,652.41 : x
  2. Step 2: Convert to fraction form
    203,976.23/306,052.83 = 77,652.41/x
  3. Step 3: Cross multiply
    203,976.23x = 306,052.83 × 77,652.41
  4. Step 4: Simplify right side
    203,976.23x = 23,765,738,306.56
  5. Step 5: Solve for x
    x = 23,765,738,306.56/203,976.23
  6. Step 6: Final answer
    x = 116,512.30

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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.