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Finding the Fourth Proportional to 7,025.67, 9,695.34 and 3,881.79

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Solution

The fourth proportional to 7,025.67, 9,695.34 and 3,881.79 is: 5,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.67 : 9,695.34 = 3,881.79 : x
  2. Step 2: Convert to fraction form
    7,025.67/9,695.34 = 3,881.79/x
  3. Step 3: Cross multiply
    7,025.67x = 9,695.34 × 3,881.79
  4. Step 4: Simplify right side
    7,025.67x = 37,635,273.86
  5. Step 5: Solve for x
    x = 37,635,273.86/7,025.67
  6. Step 6: Final answer
    x = 5,356.82

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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.