Home / 161,087.16-222,317.92-92,183

Finding the Fourth Proportional to 161,087.16, 222,317.92 and 92,183

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Solution

The fourth proportional to 161,087.16, 222,317.92 and 92,183 is: 127,222.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,087.16 : 222,317.92 = 92,183 : x
  2. Step 2: Convert to fraction form
    161,087.16/222,317.92 = 92,183/x
  3. Step 3: Cross multiply
    161,087.16x = 222,317.92 × 92,183
  4. Step 4: Simplify right side
    161,087.16x = 20,493,932,819.36
  5. Step 5: Solve for x
    x = 20,493,932,819.36/161,087.16
  6. Step 6: Final answer
    x = 127,222.63

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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.