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Finding the Fourth Proportional to 133,092.10, 199,310.10 and 88,477.30

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Solution

The fourth proportional to 133,092.10, 199,310.10 and 88,477.30 is: 132,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,092.10 : 199,310.10 = 88,477.30 : x
  2. Step 2: Convert to fraction form
    133,092.10/199,310.10 = 88,477.30/x
  3. Step 3: Cross multiply
    133,092.10x = 199,310.10 × 88,477.30
  4. Step 4: Simplify right side
    133,092.10x = 17,634,419,510.73
  5. Step 5: Solve for x
    x = 17,634,419,510.73/133,092.10
  6. Step 6: Final answer
    x = 132,497.87

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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.