Home / 126,062.39-173,961.69-68,700.55

Finding the Fourth Proportional to 126,062.39, 173,961.69 and 68,700.55

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Solution

The fourth proportional to 126,062.39, 173,961.69 and 68,700.55 is: 94,804.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,062.39 : 173,961.69 = 68,700.55 : x
  2. Step 2: Convert to fraction form
    126,062.39/173,961.69 = 68,700.55/x
  3. Step 3: Cross multiply
    126,062.39x = 173,961.69 × 68,700.55
  4. Step 4: Simplify right side
    126,062.39x = 11,951,263,781.93
  5. Step 5: Solve for x
    x = 11,951,263,781.93/126,062.39
  6. Step 6: Final answer
    x = 94,804.36

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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.