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Finding the Fourth Proportional to 11,676.19, 16,113.19 and 6,371.11

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Solution

The fourth proportional to 11,676.19, 16,113.19 and 6,371.11 is: 8,792.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,676.19 : 16,113.19 = 6,371.11 : x
  2. Step 2: Convert to fraction form
    11,676.19/16,113.19 = 6,371.11/x
  3. Step 3: Cross multiply
    11,676.19x = 16,113.19 × 6,371.11
  4. Step 4: Simplify right side
    11,676.19x = 102,658,905.94
  5. Step 5: Solve for x
    x = 102,658,905.94/11,676.19
  6. Step 6: Final answer
    x = 8,792.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.