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Finding the Fourth Proportional to 17,057.58, 25,586.38 and 8,284.98

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Solution

The fourth proportional to 17,057.58, 25,586.38 and 8,284.98 is: 12,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,057.58 : 25,586.38 = 8,284.98 : x
  2. Step 2: Convert to fraction form
    17,057.58/25,586.38 = 8,284.98/x
  3. Step 3: Cross multiply
    17,057.58x = 25,586.38 × 8,284.98
  4. Step 4: Simplify right side
    17,057.58x = 211,982,646.57
  5. Step 5: Solve for x
    x = 211,982,646.57/17,057.58
  6. Step 6: Final answer
    x = 12,427.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.