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Finding the Fourth Proportional to 223,974.98, 335,958.33 and 55,495.71

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Solution

The fourth proportional to 223,974.98, 335,958.33 and 55,495.71 is: 83,242.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,974.98 : 335,958.33 = 55,495.71 : x
  2. Step 2: Convert to fraction form
    223,974.98/335,958.33 = 55,495.71/x
  3. Step 3: Cross multiply
    223,974.98x = 335,958.33 × 55,495.71
  4. Step 4: Simplify right side
    223,974.98x = 18,644,246,053.76
  5. Step 5: Solve for x
    x = 18,644,246,053.76/223,974.98
  6. Step 6: Final answer
    x = 83,242.54

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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.