Home / 180,229.23-270,362.33-68,003.88

Finding the Fourth Proportional to 180,229.23, 270,362.33 and 68,003.88

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Solution

The fourth proportional to 180,229.23, 270,362.33 and 68,003.88 is: 102,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,229.23 : 270,362.33 = 68,003.88 : x
  2. Step 2: Convert to fraction form
    180,229.23/270,362.33 = 68,003.88/x
  3. Step 3: Cross multiply
    180,229.23x = 270,362.33 × 68,003.88
  4. Step 4: Simplify right side
    180,229.23x = 18,385,687,298.63
  5. Step 5: Solve for x
    x = 18,385,687,298.63/180,229.23
  6. Step 6: Final answer
    x = 102,012.80

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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.