Home / 164,650.23-227,227.82-100,979.37

Finding the Fourth Proportional to 164,650.23, 227,227.82 and 100,979.37

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Solution

The fourth proportional to 164,650.23, 227,227.82 and 100,979.37 is: 139,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,650.23 : 227,227.82 = 100,979.37 : x
  2. Step 2: Convert to fraction form
    164,650.23/227,227.82 = 100,979.37/x
  3. Step 3: Cross multiply
    164,650.23x = 227,227.82 × 100,979.37
  4. Step 4: Simplify right side
    164,650.23x = 22,945,321,605.18
  5. Step 5: Solve for x
    x = 22,945,321,605.18/164,650.23
  6. Step 6: Final answer
    x = 139,357.97

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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.