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Finding the Fourth Proportional to 9,531.56, 13,154.25 and 5,552.84

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Solution

The fourth proportional to 9,531.56, 13,154.25 and 5,552.84 is: 7,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531.56 : 13,154.25 = 5,552.84 : x
  2. Step 2: Convert to fraction form
    9,531.56/13,154.25 = 5,552.84/x
  3. Step 3: Cross multiply
    9,531.56x = 13,154.25 × 5,552.84
  4. Step 4: Simplify right side
    9,531.56x = 73,043,379.80
  5. Step 5: Solve for x
    x = 73,043,379.80/9,531.56
  6. Step 6: Final answer
    x = 7,663.32

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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.