Home / 161,042.66-222,245.26-93,057.38

Finding the Fourth Proportional to 161,042.66, 222,245.26 and 93,057.38

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Solution

The fourth proportional to 161,042.66, 222,245.26 and 93,057.38 is: 128,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,042.66 : 222,245.26 = 93,057.38 : x
  2. Step 2: Convert to fraction form
    161,042.66/222,245.26 = 93,057.38/x
  3. Step 3: Cross multiply
    161,042.66x = 222,245.26 × 93,057.38
  4. Step 4: Simplify right side
    161,042.66x = 20,681,561,613.02
  5. Step 5: Solve for x
    x = 20,681,561,613.02/161,042.66
  6. Step 6: Final answer
    x = 128,422.88

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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.