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Finding the Fourth Proportional to 6,676.74, 10,021.20 and 3,559.38

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Solution

The fourth proportional to 6,676.74, 10,021.20 and 3,559.38 is: 5,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,676.74 : 10,021.20 = 3,559.38 : x
  2. Step 2: Convert to fraction form
    6,676.74/10,021.20 = 3,559.38/x
  3. Step 3: Cross multiply
    6,676.74x = 10,021.20 × 3,559.38
  4. Step 4: Simplify right side
    6,676.74x = 35,669,258.86
  5. Step 5: Solve for x
    x = 35,669,258.86/6,676.74
  6. Step 6: Final answer
    x = 5,342.32

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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.