Home / 126,049.06-173,951.67-72,344.98

Finding the Fourth Proportional to 126,049.06, 173,951.67 and 72,344.98

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Solution

The fourth proportional to 126,049.06, 173,951.67 and 72,344.98 is: 99,838.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,049.06 : 173,951.67 = 72,344.98 : x
  2. Step 2: Convert to fraction form
    126,049.06/173,951.67 = 72,344.98/x
  3. Step 3: Cross multiply
    126,049.06x = 173,951.67 × 72,344.98
  4. Step 4: Simplify right side
    126,049.06x = 12,584,530,087.12
  5. Step 5: Solve for x
    x = 12,584,530,087.12/126,049.06
  6. Step 6: Final answer
    x = 99,838.35

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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.