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Finding the Fourth Proportional to 117,304.72, 175,825.84 and 50,644.96

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Solution

The fourth proportional to 117,304.72, 175,825.84 and 50,644.96 is: 75,910.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,304.72 : 175,825.84 = 50,644.96 : x
  2. Step 2: Convert to fraction form
    117,304.72/175,825.84 = 50,644.96/x
  3. Step 3: Cross multiply
    117,304.72x = 175,825.84 × 50,644.96
  4. Step 4: Simplify right side
    117,304.72x = 8,904,692,633.77
  5. Step 5: Solve for x
    x = 8,904,692,633.77/117,304.72
  6. Step 6: Final answer
    x = 75,910.78

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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.