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Finding the Fourth Proportional to 22,333.80, 33,500.70 and 21,896.40

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Solution

The fourth proportional to 22,333.80, 33,500.70 and 21,896.40 is: 32,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,333.80 : 33,500.70 = 21,896.40 : x
  2. Step 2: Convert to fraction form
    22,333.80/33,500.70 = 21,896.40/x
  3. Step 3: Cross multiply
    22,333.80x = 33,500.70 × 21,896.40
  4. Step 4: Simplify right side
    22,333.80x = 733,544,727.48
  5. Step 5: Solve for x
    x = 733,544,727.48/22,333.80
  6. Step 6: Final answer
    x = 32,844.60

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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.