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Finding the Fourth Proportional to 163,673.24, 225,843.04 and 92,039.42

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Solution

The fourth proportional to 163,673.24, 225,843.04 and 92,039.42 is: 126,999.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,673.24 : 225,843.04 = 92,039.42 : x
  2. Step 2: Convert to fraction form
    163,673.24/225,843.04 = 92,039.42/x
  3. Step 3: Cross multiply
    163,673.24x = 225,843.04 × 92,039.42
  4. Step 4: Simplify right side
    163,673.24x = 20,786,461,952.44
  5. Step 5: Solve for x
    x = 20,786,461,952.44/163,673.24
  6. Step 6: Final answer
    x = 126,999.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.