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Finding the Fourth Proportional to 224,519.06, 309,836.72 and 123,917.06

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Solution

The fourth proportional to 224,519.06, 309,836.72 and 123,917.06 is: 171,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,519.06 : 309,836.72 = 123,917.06 : x
  2. Step 2: Convert to fraction form
    224,519.06/309,836.72 = 123,917.06/x
  3. Step 3: Cross multiply
    224,519.06x = 309,836.72 × 123,917.06
  4. Step 4: Simplify right side
    224,519.06x = 38,394,056,506.83
  5. Step 5: Solve for x
    x = 38,394,056,506.83/224,519.06
  6. Step 6: Final answer
    x = 171,005.78

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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.