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Finding the Fourth Proportional to 204,706.75, 307,115.41 and 62,548.15

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Solution

The fourth proportional to 204,706.75, 307,115.41 and 62,548.15 is: 93,839.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,706.75 : 307,115.41 = 62,548.15 : x
  2. Step 2: Convert to fraction form
    204,706.75/307,115.41 = 62,548.15/x
  3. Step 3: Cross multiply
    204,706.75x = 307,115.41 × 62,548.15
  4. Step 4: Simplify right side
    204,706.75x = 19,209,500,731.99
  5. Step 5: Solve for x
    x = 19,209,500,731.99/204,706.75
  6. Step 6: Final answer
    x = 93,839.12

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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.