Home / 193,945.51-267,613.63-109,057.51

Finding the Fourth Proportional to 193,945.51, 267,613.63 and 109,057.51

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Solution

The fourth proportional to 193,945.51, 267,613.63 and 109,057.51 is: 150,481.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,945.51 : 267,613.63 = 109,057.51 : x
  2. Step 2: Convert to fraction form
    193,945.51/267,613.63 = 109,057.51/x
  3. Step 3: Cross multiply
    193,945.51x = 267,613.63 × 109,057.51
  4. Step 4: Simplify right side
    193,945.51x = 29,185,276,129.86
  5. Step 5: Solve for x
    x = 29,185,276,129.86/193,945.51
  6. Step 6: Final answer
    x = 150,481.83

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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.