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Finding the Fourth Proportional to 245,243.43, 367,872.03 and 67,750.47

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Solution

The fourth proportional to 245,243.43, 367,872.03 and 67,750.47 is: 101,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,243.43 : 367,872.03 = 67,750.47 : x
  2. Step 2: Convert to fraction form
    245,243.43/367,872.03 = 67,750.47/x
  3. Step 3: Cross multiply
    245,243.43x = 367,872.03 × 67,750.47
  4. Step 4: Simplify right side
    245,243.43x = 24,923,502,932.35
  5. Step 5: Solve for x
    x = 24,923,502,932.35/245,243.43
  6. Step 6: Final answer
    x = 101,627.61

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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.