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Finding the Fourth Proportional to 107,440.89, 161,161.32 and 33,568.89

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Solution

The fourth proportional to 107,440.89, 161,161.32 and 33,568.89 is: 50,353.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,440.89 : 161,161.32 = 33,568.89 : x
  2. Step 2: Convert to fraction form
    107,440.89/161,161.32 = 33,568.89/x
  3. Step 3: Cross multiply
    107,440.89x = 161,161.32 × 33,568.89
  4. Step 4: Simplify right side
    107,440.89x = 5,410,006,623.33
  5. Step 5: Solve for x
    x = 5,410,006,623.33/107,440.89
  6. Step 6: Final answer
    x = 50,353.33

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Similar ratio
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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.