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Finding the Fourth Proportional to 163,672.43, 225,851.99 and 92,050.92

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Solution

The fourth proportional to 163,672.43, 225,851.99 and 92,050.92 is: 127,021.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,672.43 : 225,851.99 = 92,050.92 : x
  2. Step 2: Convert to fraction form
    163,672.43/225,851.99 = 92,050.92/x
  3. Step 3: Cross multiply
    163,672.43x = 225,851.99 × 92,050.92
  4. Step 4: Simplify right side
    163,672.43x = 20,789,883,003.08
  5. Step 5: Solve for x
    x = 20,789,883,003.08/163,672.43
  6. Step 6: Final answer
    x = 127,021.29

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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.