Home / 197,819.92-296,778.44-57,579.76

Finding the Fourth Proportional to 197,819.92, 296,778.44 and 57,579.76

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Solution

The fourth proportional to 197,819.92, 296,778.44 and 57,579.76 is: 86,383.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,819.92 : 296,778.44 = 57,579.76 : x
  2. Step 2: Convert to fraction form
    197,819.92/296,778.44 = 57,579.76/x
  3. Step 3: Cross multiply
    197,819.92x = 296,778.44 × 57,579.76
  4. Step 4: Simplify right side
    197,819.92x = 17,088,431,348.37
  5. Step 5: Solve for x
    x = 17,088,431,348.37/197,819.92
  6. Step 6: Final answer
    x = 86,383.77

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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.