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Finding the Fourth Proportional to 179,950.92, 270,092.42 and 91,266.70

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Solution

The fourth proportional to 179,950.92, 270,092.42 and 91,266.70 is: 136,984.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,950.92 : 270,092.42 = 91,266.70 : x
  2. Step 2: Convert to fraction form
    179,950.92/270,092.42 = 91,266.70/x
  3. Step 3: Cross multiply
    179,950.92x = 270,092.42 × 91,266.70
  4. Step 4: Simplify right side
    179,950.92x = 24,650,444,098.90
  5. Step 5: Solve for x
    x = 24,650,444,098.90/179,950.92
  6. Step 6: Final answer
    x = 136,984.27

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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.