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Finding the Fourth Proportional to 7,266.33, 10,027.85 and 4,122.81

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Solution

The fourth proportional to 7,266.33, 10,027.85 and 4,122.81 is: 5,689.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.33 : 10,027.85 = 4,122.81 : x
  2. Step 2: Convert to fraction form
    7,266.33/10,027.85 = 4,122.81/x
  3. Step 3: Cross multiply
    7,266.33x = 10,027.85 × 4,122.81
  4. Step 4: Simplify right side
    7,266.33x = 41,342,899.64
  5. Step 5: Solve for x
    x = 41,342,899.64/7,266.33
  6. Step 6: Final answer
    x = 5,689.65

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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.