Home / 203,738.87-305,809.44-152,961.29

Finding the Fourth Proportional to 203,738.87, 305,809.44 and 152,961.29

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Solution

The fourth proportional to 203,738.87, 305,809.44 and 152,961.29 is: 229,592.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,738.87 : 305,809.44 = 152,961.29 : x
  2. Step 2: Convert to fraction form
    203,738.87/305,809.44 = 152,961.29/x
  3. Step 3: Cross multiply
    203,738.87x = 305,809.44 × 152,961.29
  4. Step 4: Simplify right side
    203,738.87x = 46,777,006,627.92
  5. Step 5: Solve for x
    x = 46,777,006,627.92/203,738.87
  6. Step 6: Final answer
    x = 229,592.94

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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.