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Finding the Fourth Proportional to 32,649.88, 48,974.81 and 21,553.97

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Solution

The fourth proportional to 32,649.88, 48,974.81 and 21,553.97 is: 32,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,649.88 : 48,974.81 = 21,553.97 : x
  2. Step 2: Convert to fraction form
    32,649.88/48,974.81 = 21,553.97/x
  3. Step 3: Cross multiply
    32,649.88x = 48,974.81 × 21,553.97
  4. Step 4: Simplify right side
    32,649.88x = 1,055,601,232.85
  5. Step 5: Solve for x
    x = 1,055,601,232.85/32,649.88
  6. Step 6: Final answer
    x = 32,330.94

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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.