Home / 203,933.25-306,003.75-144,344.79

Finding the Fourth Proportional to 203,933.25, 306,003.75 and 144,344.79

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Solution

The fourth proportional to 203,933.25, 306,003.75 and 144,344.79 is: 216,590.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,933.25 : 306,003.75 = 144,344.79 : x
  2. Step 2: Convert to fraction form
    203,933.25/306,003.75 = 144,344.79/x
  3. Step 3: Cross multiply
    203,933.25x = 306,003.75 × 144,344.79
  4. Step 4: Simplify right side
    203,933.25x = 44,170,047,032.96
  5. Step 5: Solve for x
    x = 44,170,047,032.96/203,933.25
  6. Step 6: Final answer
    x = 216,590.71

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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.