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Finding the Fourth Proportional to 171,797.74, 257,720.92 and 53,481.04

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Solution

The fourth proportional to 171,797.74, 257,720.92 and 53,481.04 is: 80,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,797.74 : 257,720.92 = 53,481.04 : x
  2. Step 2: Convert to fraction form
    171,797.74/257,720.92 = 53,481.04/x
  3. Step 3: Cross multiply
    171,797.74x = 257,720.92 × 53,481.04
  4. Step 4: Simplify right side
    171,797.74x = 13,783,182,831.36
  5. Step 5: Solve for x
    x = 13,783,182,831.36/171,797.74
  6. Step 6: Final answer
    x = 80,229.13

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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.