Home / 179,440.20-269,030.70-100,578.60

Finding the Fourth Proportional to 179,440.20, 269,030.70 and 100,578.60

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Solution

The fourth proportional to 179,440.20, 269,030.70 and 100,578.60 is: 150,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,440.20 : 269,030.70 = 100,578.60 : x
  2. Step 2: Convert to fraction form
    179,440.20/269,030.70 = 100,578.60/x
  3. Step 3: Cross multiply
    179,440.20x = 269,030.70 × 100,578.60
  4. Step 4: Simplify right side
    179,440.20x = 27,058,731,163.02
  5. Step 5: Solve for x
    x = 27,058,731,163.02/179,440.20
  6. Step 6: Final answer
    x = 150,795.26

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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.