Home / 204,209.46-306,369.27-71,097.30

Finding the Fourth Proportional to 204,209.46, 306,369.27 and 71,097.30

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Solution

The fourth proportional to 204,209.46, 306,369.27 and 71,097.30 is: 106,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,209.46 : 306,369.27 = 71,097.30 : x
  2. Step 2: Convert to fraction form
    204,209.46/306,369.27 = 71,097.30/x
  3. Step 3: Cross multiply
    204,209.46x = 306,369.27 × 71,097.30
  4. Step 4: Simplify right side
    204,209.46x = 21,782,027,899.97
  5. Step 5: Solve for x
    x = 21,782,027,899.97/204,209.46
  6. Step 6: Final answer
    x = 106,665.13

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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.