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Finding the Fourth Proportional to 248,382.74, 372,600.64 and 106,242.73

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Solution

The fourth proportional to 248,382.74, 372,600.64 and 106,242.73 is: 159,375.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,382.74 : 372,600.64 = 106,242.73 : x
  2. Step 2: Convert to fraction form
    248,382.74/372,600.64 = 106,242.73/x
  3. Step 3: Cross multiply
    248,382.74x = 372,600.64 × 106,242.73
  4. Step 4: Simplify right side
    248,382.74x = 39,586,109,193.35
  5. Step 5: Solve for x
    x = 39,586,109,193.35/248,382.74
  6. Step 6: Final answer
    x = 159,375.44

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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.