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Finding the Fourth Proportional to 22,474.52, 33,711.78 and 7,683.57

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Solution

The fourth proportional to 22,474.52, 33,711.78 and 7,683.57 is: 11,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,474.52 : 33,711.78 = 7,683.57 : x
  2. Step 2: Convert to fraction form
    22,474.52/33,711.78 = 7,683.57/x
  3. Step 3: Cross multiply
    22,474.52x = 33,711.78 × 7,683.57
  4. Step 4: Simplify right side
    22,474.52x = 259,026,821.45
  5. Step 5: Solve for x
    x = 259,026,821.45/22,474.52
  6. Step 6: Final answer
    x = 11,525.36

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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.