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Finding the Fourth Proportional to 171,524.75, 236,704.16 and 104,456.75

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Solution

The fourth proportional to 171,524.75, 236,704.16 and 104,456.75 is: 144,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,524.75 : 236,704.16 = 104,456.75 : x
  2. Step 2: Convert to fraction form
    171,524.75/236,704.16 = 104,456.75/x
  3. Step 3: Cross multiply
    171,524.75x = 236,704.16 × 104,456.75
  4. Step 4: Simplify right side
    171,524.75x = 24,725,346,742.80
  5. Step 5: Solve for x
    x = 24,725,346,742.80/171,524.75
  6. Step 6: Final answer
    x = 144,150.32

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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.