Home / 248,986.88-372,849.52-154,401.76

Finding the Fourth Proportional to 248,986.88, 372,849.52 and 154,401.76

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Solution

The fourth proportional to 248,986.88, 372,849.52 and 154,401.76 is: 231,211.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,986.88 : 372,849.52 = 154,401.76 : x
  2. Step 2: Convert to fraction form
    248,986.88/372,849.52 = 154,401.76/x
  3. Step 3: Cross multiply
    248,986.88x = 372,849.52 × 154,401.76
  4. Step 4: Simplify right side
    248,986.88x = 57,568,622,103.16
  5. Step 5: Solve for x
    x = 57,568,622,103.16/248,986.88
  6. Step 6: Final answer
    x = 231,211.47

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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.