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Finding the Fourth Proportional to 133,691.23, 200,537.19 and 33,851.44

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Solution

The fourth proportional to 133,691.23, 200,537.19 and 33,851.44 is: 50,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,691.23 : 200,537.19 = 33,851.44 : x
  2. Step 2: Convert to fraction form
    133,691.23/200,537.19 = 33,851.44/x
  3. Step 3: Cross multiply
    133,691.23x = 200,537.19 × 33,851.44
  4. Step 4: Simplify right side
    133,691.23x = 6,788,472,655.05
  5. Step 5: Solve for x
    x = 6,788,472,655.05/133,691.23
  6. Step 6: Final answer
    x = 50,777.25

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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.