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Finding the Fourth Proportional to 17,597.96, 26,396.94 and 5,911.20

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Solution

The fourth proportional to 17,597.96, 26,396.94 and 5,911.20 is: 8,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,597.96 : 26,396.94 = 5,911.20 : x
  2. Step 2: Convert to fraction form
    17,597.96/26,396.94 = 5,911.20/x
  3. Step 3: Cross multiply
    17,597.96x = 26,396.94 × 5,911.20
  4. Step 4: Simplify right side
    17,597.96x = 156,037,591.73
  5. Step 5: Solve for x
    x = 156,037,591.73/17,597.96
  6. Step 6: Final answer
    x = 8,866.80

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Similar ratio
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1.5x scale

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.