Home / 258,634.38-356,861.92-151,183.62

Finding the Fourth Proportional to 258,634.38, 356,861.92 and 151,183.62

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Solution

The fourth proportional to 258,634.38, 356,861.92 and 151,183.62 is: 208,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,634.38 : 356,861.92 = 151,183.62 : x
  2. Step 2: Convert to fraction form
    258,634.38/356,861.92 = 151,183.62/x
  3. Step 3: Cross multiply
    258,634.38x = 356,861.92 × 151,183.62
  4. Step 4: Simplify right side
    258,634.38x = 53,951,676,905.75
  5. Step 5: Solve for x
    x = 53,951,676,905.75/258,634.38
  6. Step 6: Final answer
    x = 208,602.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.