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Finding the Fourth Proportional to 248,462.52, 372,198.06 and 115,162.44

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Solution

The fourth proportional to 248,462.52, 372,198.06 and 115,162.44 is: 172,513.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,462.52 : 372,198.06 = 115,162.44 : x
  2. Step 2: Convert to fraction form
    248,462.52/372,198.06 = 115,162.44/x
  3. Step 3: Cross multiply
    248,462.52x = 372,198.06 × 115,162.44
  4. Step 4: Simplify right side
    248,462.52x = 42,863,236,752.87
  5. Step 5: Solve for x
    x = 42,863,236,752.87/248,462.52
  6. Step 6: Final answer
    x = 172,513.89

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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.