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Finding the Fourth Proportional to 5,765.72, 7,956.23 and 3,773.12

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Solution

The fourth proportional to 5,765.72, 7,956.23 and 3,773.12 is: 5,206.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.72 : 7,956.23 = 3,773.12 : x
  2. Step 2: Convert to fraction form
    5,765.72/7,956.23 = 3,773.12/x
  3. Step 3: Cross multiply
    5,765.72x = 7,956.23 × 3,773.12
  4. Step 4: Simplify right side
    5,765.72x = 30,019,751.89
  5. Step 5: Solve for x
    x = 30,019,751.89/5,765.72
  6. Step 6: Final answer
    x = 5,206.60

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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.