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Finding the Fourth Proportional to 21,889.89, 32,832.05 and 6,096.11

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Solution

The fourth proportional to 21,889.89, 32,832.05 and 6,096.11 is: 9,143.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,889.89 : 32,832.05 = 6,096.11 : x
  2. Step 2: Convert to fraction form
    21,889.89/32,832.05 = 6,096.11/x
  3. Step 3: Cross multiply
    21,889.89x = 32,832.05 × 6,096.11
  4. Step 4: Simplify right side
    21,889.89x = 200,147,593.68
  5. Step 5: Solve for x
    x = 200,147,593.68/21,889.89
  6. Step 6: Final answer
    x = 9,143.38

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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.