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Finding the Fourth Proportional to 10,892.94, 16,328.35 and 7,383.30

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Solution

The fourth proportional to 10,892.94, 16,328.35 and 7,383.30 is: 11,067.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892.94 : 16,328.35 = 7,383.30 : x
  2. Step 2: Convert to fraction form
    10,892.94/16,328.35 = 7,383.30/x
  3. Step 3: Cross multiply
    10,892.94x = 16,328.35 × 7,383.30
  4. Step 4: Simplify right side
    10,892.94x = 120,557,106.56
  5. Step 5: Solve for x
    x = 120,557,106.56/10,892.94
  6. Step 6: Final answer
    x = 11,067.45

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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.