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Finding the Fourth Proportional to 116,757.72, 175,158.45 and 37,861.68

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Solution

The fourth proportional to 116,757.72, 175,158.45 and 37,861.68 is: 56,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,757.72 : 175,158.45 = 37,861.68 : x
  2. Step 2: Convert to fraction form
    116,757.72/175,158.45 = 37,861.68/x
  3. Step 3: Cross multiply
    116,757.72x = 175,158.45 × 37,861.68
  4. Step 4: Simplify right side
    116,757.72x = 6,631,793,183.20
  5. Step 5: Solve for x
    x = 6,631,793,183.20/116,757.72
  6. Step 6: Final answer
    x = 56,799.61

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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.