Home / 179,806.95-269,640.36-67,425.84

Finding the Fourth Proportional to 179,806.95, 269,640.36 and 67,425.84

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Solution

The fourth proportional to 179,806.95, 269,640.36 and 67,425.84 is: 101,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,806.95 : 269,640.36 = 67,425.84 : x
  2. Step 2: Convert to fraction form
    179,806.95/269,640.36 = 67,425.84/x
  3. Step 3: Cross multiply
    179,806.95x = 269,640.36 × 67,425.84
  4. Step 4: Simplify right side
    179,806.95x = 18,180,727,770.90
  5. Step 5: Solve for x
    x = 18,180,727,770.90/179,806.95
  6. Step 6: Final answer
    x = 101,112.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.