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Finding the Fourth Proportional to 117,662.56, 176,493.92 and 34,614.88

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Solution

The fourth proportional to 117,662.56, 176,493.92 and 34,614.88 is: 51,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,662.56 : 176,493.92 = 34,614.88 : x
  2. Step 2: Convert to fraction form
    117,662.56/176,493.92 = 34,614.88/x
  3. Step 3: Cross multiply
    117,662.56x = 176,493.92 × 34,614.88
  4. Step 4: Simplify right side
    117,662.56x = 6,109,315,861.53
  5. Step 5: Solve for x
    x = 6,109,315,861.53/117,662.56
  6. Step 6: Final answer
    x = 51,922.34

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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.