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Finding the Fourth Proportional to 11,298.08, 16,933.68 and 8,515.58

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Solution

The fourth proportional to 11,298.08, 16,933.68 and 8,515.58 is: 12,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.08 : 16,933.68 = 8,515.58 : x
  2. Step 2: Convert to fraction form
    11,298.08/16,933.68 = 8,515.58/x
  3. Step 3: Cross multiply
    11,298.08x = 16,933.68 × 8,515.58
  4. Step 4: Simplify right side
    11,298.08x = 144,200,022.07
  5. Step 5: Solve for x
    x = 144,200,022.07/11,298.08
  6. Step 6: Final answer
    x = 12,763.23

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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.