Home / 193,864.43-267,512.51-107,809.47

Finding the Fourth Proportional to 193,864.43, 267,512.51 and 107,809.47

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Solution

The fourth proportional to 193,864.43, 267,512.51 and 107,809.47 is: 148,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,864.43 : 267,512.51 = 107,809.47 : x
  2. Step 2: Convert to fraction form
    193,864.43/267,512.51 = 107,809.47/x
  3. Step 3: Cross multiply
    193,864.43x = 267,512.51 × 107,809.47
  4. Step 4: Simplify right side
    193,864.43x = 28,840,382,190.99
  5. Step 5: Solve for x
    x = 28,840,382,190.99/193,864.43
  6. Step 6: Final answer
    x = 148,765.72

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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.