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Finding the Fourth Proportional to 9,333.46, 12,877.43 and 5,554.73

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Solution

The fourth proportional to 9,333.46, 12,877.43 and 5,554.73 is: 7,663.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.46 : 12,877.43 = 5,554.73 : x
  2. Step 2: Convert to fraction form
    9,333.46/12,877.43 = 5,554.73/x
  3. Step 3: Cross multiply
    9,333.46x = 12,877.43 × 5,554.73
  4. Step 4: Simplify right side
    9,333.46x = 71,530,609.97
  5. Step 5: Solve for x
    x = 71,530,609.97/9,333.46
  6. Step 6: Final answer
    x = 7,663.89

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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.