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Finding the Fourth Proportional to 116,115.92, 174,162 and 37,286.72

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Solution

The fourth proportional to 116,115.92, 174,162 and 37,286.72 is: 55,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,115.92 : 174,162 = 37,286.72 : x
  2. Step 2: Convert to fraction form
    116,115.92/174,162 = 37,286.72/x
  3. Step 3: Cross multiply
    116,115.92x = 174,162 × 37,286.72
  4. Step 4: Simplify right side
    116,115.92x = 6,493,929,728.64
  5. Step 5: Solve for x
    x = 6,493,929,728.64/116,115.92
  6. Step 6: Final answer
    x = 55,926.27

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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.