Home / 248,423.28-372,168.36-192,747.12

Finding the Fourth Proportional to 248,423.28, 372,168.36 and 192,747.12

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Solution

The fourth proportional to 248,423.28, 372,168.36 and 192,747.12 is: 288,758.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,423.28 : 372,168.36 = 192,747.12 : x
  2. Step 2: Convert to fraction form
    248,423.28/372,168.36 = 192,747.12/x
  3. Step 3: Cross multiply
    248,423.28x = 372,168.36 × 192,747.12
  4. Step 4: Simplify right side
    248,423.28x = 71,734,379,545.12
  5. Step 5: Solve for x
    x = 71,734,379,545.12/248,423.28
  6. Step 6: Final answer
    x = 288,758.68

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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.