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Finding the Fourth Proportional to 8,981.54, 12,396.54 and 5,832.26

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Solution

The fourth proportional to 8,981.54, 12,396.54 and 5,832.26 is: 8,049.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.54 : 12,396.54 = 5,832.26 : x
  2. Step 2: Convert to fraction form
    8,981.54/12,396.54 = 5,832.26/x
  3. Step 3: Cross multiply
    8,981.54x = 12,396.54 × 5,832.26
  4. Step 4: Simplify right side
    8,981.54x = 72,299,844.38
  5. Step 5: Solve for x
    x = 72,299,844.38/8,981.54
  6. Step 6: Final answer
    x = 8,049.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.