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Finding the Fourth Proportional to 33,800.98, 46,644.51 and 18,694.48

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Solution

The fourth proportional to 33,800.98, 46,644.51 and 18,694.48 is: 25,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,800.98 : 46,644.51 = 18,694.48 : x
  2. Step 2: Convert to fraction form
    33,800.98/46,644.51 = 18,694.48/x
  3. Step 3: Cross multiply
    33,800.98x = 46,644.51 × 18,694.48
  4. Step 4: Simplify right side
    33,800.98x = 871,994,859.30
  5. Step 5: Solve for x
    x = 871,994,859.30/33,800.98
  6. Step 6: Final answer
    x = 25,797.92

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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.