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Finding the Fourth Proportional to 29,997.75, 44,998.85 and 11,529.75

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Solution

The fourth proportional to 29,997.75, 44,998.85 and 11,529.75 is: 17,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,997.75 : 44,998.85 = 11,529.75 : x
  2. Step 2: Convert to fraction form
    29,997.75/44,998.85 = 11,529.75/x
  3. Step 3: Cross multiply
    29,997.75x = 44,998.85 × 11,529.75
  4. Step 4: Simplify right side
    29,997.75x = 518,825,433.14
  5. Step 5: Solve for x
    x = 518,825,433.14/29,997.75
  6. Step 6: Final answer
    x = 17,295.48

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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.