Home / 197,910.96-296,837.64-57,631.92

Finding the Fourth Proportional to 197,910.96, 296,837.64 and 57,631.92

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Solution

The fourth proportional to 197,910.96, 296,837.64 and 57,631.92 is: 86,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,910.96 : 296,837.64 = 57,631.92 : x
  2. Step 2: Convert to fraction form
    197,910.96/296,837.64 = 57,631.92/x
  3. Step 3: Cross multiply
    197,910.96x = 296,837.64 × 57,631.92
  4. Step 4: Simplify right side
    197,910.96x = 17,107,323,121.47
  5. Step 5: Solve for x
    x = 17,107,323,121.47/197,910.96
  6. Step 6: Final answer
    x = 86,439.49

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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.