Home / 165,147.88-227,998.50-108,723.28

Finding the Fourth Proportional to 165,147.88, 227,998.50 and 108,723.28

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Solution

The fourth proportional to 165,147.88, 227,998.50 and 108,723.28 is: 150,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,147.88 : 227,998.50 = 108,723.28 : x
  2. Step 2: Convert to fraction form
    165,147.88/227,998.50 = 108,723.28/x
  3. Step 3: Cross multiply
    165,147.88x = 227,998.50 × 108,723.28
  4. Step 4: Simplify right side
    165,147.88x = 24,788,744,755.08
  5. Step 5: Solve for x
    x = 24,788,744,755.08/165,147.88
  6. Step 6: Final answer
    x = 150,100.29

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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.