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Finding the Fourth Proportional to 201,100.30, 277,520.68 and 110,458.37

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Solution

The fourth proportional to 201,100.30, 277,520.68 and 110,458.37 is: 152,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,100.30 : 277,520.68 = 110,458.37 : x
  2. Step 2: Convert to fraction form
    201,100.30/277,520.68 = 110,458.37/x
  3. Step 3: Cross multiply
    201,100.30x = 277,520.68 × 110,458.37
  4. Step 4: Simplify right side
    201,100.30x = 30,654,481,954.09
  5. Step 5: Solve for x
    x = 30,654,481,954.09/201,100.30
  6. Step 6: Final answer
    x = 152,433.80

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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.