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Finding the Fourth Proportional to 10,672.89, 16,020.60 and 5,996.89

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Solution

The fourth proportional to 10,672.89, 16,020.60 and 5,996.89 is: 9,001.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.89 : 16,020.60 = 5,996.89 : x
  2. Step 2: Convert to fraction form
    10,672.89/16,020.60 = 5,996.89/x
  3. Step 3: Cross multiply
    10,672.89x = 16,020.60 × 5,996.89
  4. Step 4: Simplify right side
    10,672.89x = 96,073,775.93
  5. Step 5: Solve for x
    x = 96,073,775.93/10,672.89
  6. Step 6: Final answer
    x = 9,001.66

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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.