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Finding the Fourth Proportional to 8,747.10, 12,068.83 and 5,343.23

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Solution

The fourth proportional to 8,747.10, 12,068.83 and 5,343.23 is: 7,372.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.10 : 12,068.83 = 5,343.23 : x
  2. Step 2: Convert to fraction form
    8,747.10/12,068.83 = 5,343.23/x
  3. Step 3: Cross multiply
    8,747.10x = 12,068.83 × 5,343.23
  4. Step 4: Simplify right side
    8,747.10x = 64,486,571.37
  5. Step 5: Solve for x
    x = 64,486,571.37/8,747.10
  6. Step 6: Final answer
    x = 7,372.34

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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.