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Finding the Fourth Proportional to 22,133.96, 33,200.88 and 6,937.69

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Solution

The fourth proportional to 22,133.96, 33,200.88 and 6,937.69 is: 10,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,133.96 : 33,200.88 = 6,937.69 : x
  2. Step 2: Convert to fraction form
    22,133.96/33,200.88 = 6,937.69/x
  3. Step 3: Cross multiply
    22,133.96x = 33,200.88 × 6,937.69
  4. Step 4: Simplify right side
    22,133.96x = 230,337,304.15
  5. Step 5: Solve for x
    x = 230,337,304.15/22,133.96
  6. Step 6: Final answer
    x = 10,406.51

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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.