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Finding the Fourth Proportional to 36,358.56, 54,537.72 and 11,734.56

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Solution

The fourth proportional to 36,358.56, 54,537.72 and 11,734.56 is: 17,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,358.56 : 54,537.72 = 11,734.56 : x
  2. Step 2: Convert to fraction form
    36,358.56/54,537.72 = 11,734.56/x
  3. Step 3: Cross multiply
    36,358.56x = 54,537.72 × 11,734.56
  4. Step 4: Simplify right side
    36,358.56x = 639,976,147.60
  5. Step 5: Solve for x
    x = 639,976,147.60/36,358.56
  6. Step 6: Final answer
    x = 17,601.80

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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.