Home / 179,780.19-269,600.19-67,399.14

Finding the Fourth Proportional to 179,780.19, 269,600.19 and 67,399.14

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Solution

The fourth proportional to 179,780.19, 269,600.19 and 67,399.14 is: 101,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,780.19 : 269,600.19 = 67,399.14 : x
  2. Step 2: Convert to fraction form
    179,780.19/269,600.19 = 67,399.14/x
  3. Step 3: Cross multiply
    179,780.19x = 269,600.19 × 67,399.14
  4. Step 4: Simplify right side
    179,780.19x = 18,170,820,949.84
  5. Step 5: Solve for x
    x = 18,170,820,949.84/179,780.19
  6. Step 6: Final answer
    x = 101,072.43

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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.