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Finding the Fourth Proportional to 22,545.66, 33,821.73 and 6,964.50

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Solution

The fourth proportional to 22,545.66, 33,821.73 and 6,964.50 is: 10,447.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.66 : 33,821.73 = 6,964.50 : x
  2. Step 2: Convert to fraction form
    22,545.66/33,821.73 = 6,964.50/x
  3. Step 3: Cross multiply
    22,545.66x = 33,821.73 × 6,964.50
  4. Step 4: Simplify right side
    22,545.66x = 235,551,438.59
  5. Step 5: Solve for x
    x = 235,551,438.59/22,545.66
  6. Step 6: Final answer
    x = 10,447.75

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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.