Home / 248,839.20-372,675.60-154,360.80

Finding the Fourth Proportional to 248,839.20, 372,675.60 and 154,360.80

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Solution

The fourth proportional to 248,839.20, 372,675.60 and 154,360.80 is: 231,179.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,839.20 : 372,675.60 = 154,360.80 : x
  2. Step 2: Convert to fraction form
    248,839.20/372,675.60 = 154,360.80/x
  3. Step 3: Cross multiply
    248,839.20x = 372,675.60 × 154,360.80
  4. Step 4: Simplify right side
    248,839.20x = 57,526,503,756.48
  5. Step 5: Solve for x
    x = 57,526,503,756.48/248,839.20
  6. Step 6: Final answer
    x = 231,179.43

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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.