Home / 150,634.08-225,945.44-45,450.24

Finding the Fourth Proportional to 150,634.08, 225,945.44 and 45,450.24

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Solution

The fourth proportional to 150,634.08, 225,945.44 and 45,450.24 is: 68,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,634.08 : 225,945.44 = 45,450.24 : x
  2. Step 2: Convert to fraction form
    150,634.08/225,945.44 = 45,450.24/x
  3. Step 3: Cross multiply
    150,634.08x = 225,945.44 × 45,450.24
  4. Step 4: Simplify right side
    150,634.08x = 10,269,274,474.91
  5. Step 5: Solve for x
    x = 10,269,274,474.91/150,634.08
  6. Step 6: Final answer
    x = 68,173.65

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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.