Home / 161,419.14-222,757.36-88,826.47

Finding the Fourth Proportional to 161,419.14, 222,757.36 and 88,826.47

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Solution

The fourth proportional to 161,419.14, 222,757.36 and 88,826.47 is: 122,579.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,419.14 : 222,757.36 = 88,826.47 : x
  2. Step 2: Convert to fraction form
    161,419.14/222,757.36 = 88,826.47/x
  3. Step 3: Cross multiply
    161,419.14x = 222,757.36 × 88,826.47
  4. Step 4: Simplify right side
    161,419.14x = 19,786,749,176.36
  5. Step 5: Solve for x
    x = 19,786,749,176.36/161,419.14
  6. Step 6: Final answer
    x = 122,579.94

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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.