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Finding the Fourth Proportional to 10,788.13, 16,182.19 and 2,996.94

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Solution

The fourth proportional to 10,788.13, 16,182.19 and 2,996.94 is: 4,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.13 : 16,182.19 = 2,996.94 : x
  2. Step 2: Convert to fraction form
    10,788.13/16,182.19 = 2,996.94/x
  3. Step 3: Cross multiply
    10,788.13x = 16,182.19 × 2,996.94
  4. Step 4: Simplify right side
    10,788.13x = 48,497,052.50
  5. Step 5: Solve for x
    x = 48,497,052.50/10,788.13
  6. Step 6: Final answer
    x = 4,495.41

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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.