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Finding the Fourth Proportional to 201,043.47, 277,454.13 and 132,942.12

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Solution

The fourth proportional to 201,043.47, 277,454.13 and 132,942.12 is: 183,469.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,043.47 : 277,454.13 = 132,942.12 : x
  2. Step 2: Convert to fraction form
    201,043.47/277,454.13 = 132,942.12/x
  3. Step 3: Cross multiply
    201,043.47x = 277,454.13 × 132,942.12
  4. Step 4: Simplify right side
    201,043.47x = 36,885,340,244.96
  5. Step 5: Solve for x
    x = 36,885,340,244.96/201,043.47
  6. Step 6: Final answer
    x = 183,469.48

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