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Finding the Fourth Proportional to 9,256.73, 13,881.80 and 3,015.56

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Solution

The fourth proportional to 9,256.73, 13,881.80 and 3,015.56 is: 4,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.73 : 13,881.80 = 3,015.56 : x
  2. Step 2: Convert to fraction form
    9,256.73/13,881.80 = 3,015.56/x
  3. Step 3: Cross multiply
    9,256.73x = 13,881.80 × 3,015.56
  4. Step 4: Simplify right side
    9,256.73x = 41,861,443.05
  5. Step 5: Solve for x
    x = 41,861,443.05/9,256.73
  6. Step 6: Final answer
    x = 4,522.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.