Home / 237,819.30-356,783.67-80,043.54

Finding the Fourth Proportional to 237,819.30, 356,783.67 and 80,043.54

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Solution

The fourth proportional to 237,819.30, 356,783.67 and 80,043.54 is: 120,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,819.30 : 356,783.67 = 80,043.54 : x
  2. Step 2: Convert to fraction form
    237,819.30/356,783.67 = 80,043.54/x
  3. Step 3: Cross multiply
    237,819.30x = 356,783.67 × 80,043.54
  4. Step 4: Simplify right side
    237,819.30x = 28,558,227,960.99
  5. Step 5: Solve for x
    x = 28,558,227,960.99/237,819.30
  6. Step 6: Final answer
    x = 120,083.73

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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.