Home / 126,061.39-173,964.75-68,700.73

Finding the Fourth Proportional to 126,061.39, 173,964.75 and 68,700.73

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Solution

The fourth proportional to 126,061.39, 173,964.75 and 68,700.73 is: 94,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,061.39 : 173,964.75 = 68,700.73 : x
  2. Step 2: Convert to fraction form
    126,061.39/173,964.75 = 68,700.73/x
  3. Step 3: Cross multiply
    126,061.39x = 173,964.75 × 68,700.73
  4. Step 4: Simplify right side
    126,061.39x = 11,951,505,319.27
  5. Step 5: Solve for x
    x = 11,951,505,319.27/126,061.39
  6. Step 6: Final answer
    x = 94,807.02

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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.