Home / 161,198.22-222,459.14-89,581.26

Finding the Fourth Proportional to 161,198.22, 222,459.14 and 89,581.26

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Solution

The fourth proportional to 161,198.22, 222,459.14 and 89,581.26 is: 123,625.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,198.22 : 222,459.14 = 89,581.26 : x
  2. Step 2: Convert to fraction form
    161,198.22/222,459.14 = 89,581.26/x
  3. Step 3: Cross multiply
    161,198.22x = 222,459.14 × 89,581.26
  4. Step 4: Simplify right side
    161,198.22x = 19,928,170,059.72
  5. Step 5: Solve for x
    x = 19,928,170,059.72/161,198.22
  6. Step 6: Final answer
    x = 123,625.25

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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.