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Finding the Fourth Proportional to 201,402.73, 277,930.22 and 110,758.69

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Solution

The fourth proportional to 201,402.73, 277,930.22 and 110,758.69 is: 152,843.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,402.73 : 277,930.22 = 110,758.69 : x
  2. Step 2: Convert to fraction form
    201,402.73/277,930.22 = 110,758.69/x
  3. Step 3: Cross multiply
    201,402.73x = 277,930.22 × 110,758.69
  4. Step 4: Simplify right side
    201,402.73x = 30,783,186,524.82
  5. Step 5: Solve for x
    x = 30,783,186,524.82/201,402.73
  6. Step 6: Final answer
    x = 152,843.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.