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Finding the Fourth Proportional to 27,168.10, 40,753.97 and 9,400.54

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Solution

The fourth proportional to 27,168.10, 40,753.97 and 9,400.54 is: 14,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.10 : 40,753.97 = 9,400.54 : x
  2. Step 2: Convert to fraction form
    27,168.10/40,753.97 = 9,400.54/x
  3. Step 3: Cross multiply
    27,168.10x = 40,753.97 × 9,400.54
  4. Step 4: Simplify right side
    27,168.10x = 383,109,325.14
  5. Step 5: Solve for x
    x = 383,109,325.14/27,168.10
  6. Step 6: Final answer
    x = 14,101.44

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1.5x scale

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.