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Finding the Fourth Proportional to 11,695.96, 17,543.96 and 3,487.96

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Solution

The fourth proportional to 11,695.96, 17,543.96 and 3,487.96 is: 5,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,695.96 : 17,543.96 = 3,487.96 : x
  2. Step 2: Convert to fraction form
    11,695.96/17,543.96 = 3,487.96/x
  3. Step 3: Cross multiply
    11,695.96x = 17,543.96 × 3,487.96
  4. Step 4: Simplify right side
    11,695.96x = 61,192,630.72
  5. Step 5: Solve for x
    x = 61,192,630.72/11,695.96
  6. Step 6: Final answer
    x = 5,231.95

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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.