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Finding the Fourth Proportional to 188,952.52, 283,559.82 and 122,226.52

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Solution

The fourth proportional to 188,952.52, 283,559.82 and 122,226.52 is: 183,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,952.52 : 283,559.82 = 122,226.52 : x
  2. Step 2: Convert to fraction form
    188,952.52/283,559.82 = 122,226.52/x
  3. Step 3: Cross multiply
    188,952.52x = 283,559.82 × 122,226.52
  4. Step 4: Simplify right side
    188,952.52x = 34,658,530,010.43
  5. Step 5: Solve for x
    x = 34,658,530,010.43/188,952.52
  6. Step 6: Final answer
    x = 183,424.55

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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.