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Finding the Fourth Proportional to 9,061.69, 13,592.94 and 3,219.16

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Solution

The fourth proportional to 9,061.69, 13,592.94 and 3,219.16 is: 4,828.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061.69 : 13,592.94 = 3,219.16 : x
  2. Step 2: Convert to fraction form
    9,061.69/13,592.94 = 3,219.16/x
  3. Step 3: Cross multiply
    9,061.69x = 13,592.94 × 3,219.16
  4. Step 4: Simplify right side
    9,061.69x = 43,757,848.73
  5. Step 5: Solve for x
    x = 43,757,848.73/9,061.69
  6. Step 6: Final answer
    x = 4,828.88

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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.