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Finding the Fourth Proportional to 7,025.50, 9,695.28 and 3,881.98

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Solution

The fourth proportional to 7,025.50, 9,695.28 and 3,881.98 is: 5,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.50 : 9,695.28 = 3,881.98 : x
  2. Step 2: Convert to fraction form
    7,025.50/9,695.28 = 3,881.98/x
  3. Step 3: Cross multiply
    7,025.50x = 9,695.28 × 3,881.98
  4. Step 4: Simplify right side
    7,025.50x = 37,636,883.05
  5. Step 5: Solve for x
    x = 37,636,883.05/7,025.50
  6. Step 6: Final answer
    x = 5,357.18

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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.