Home / 126,060.39-173,963.39-68,699.73

Finding the Fourth Proportional to 126,060.39, 173,963.39 and 68,699.73

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Solution

The fourth proportional to 126,060.39, 173,963.39 and 68,699.73 is: 94,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,060.39 : 173,963.39 = 68,699.73 : x
  2. Step 2: Convert to fraction form
    126,060.39/173,963.39 = 68,699.73/x
  3. Step 3: Cross multiply
    126,060.39x = 173,963.39 × 68,699.73
  4. Step 4: Simplify right side
    126,060.39x = 11,951,237,579.39
  5. Step 5: Solve for x
    x = 11,951,237,579.39/126,060.39
  6. Step 6: Final answer
    x = 94,805.65

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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.