Home / 204,908.06-307,362.09-55,148.69

Finding the Fourth Proportional to 204,908.06, 307,362.09 and 55,148.69

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Solution

The fourth proportional to 204,908.06, 307,362.09 and 55,148.69 is: 82,723.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,908.06 : 307,362.09 = 55,148.69 : x
  2. Step 2: Convert to fraction form
    204,908.06/307,362.09 = 55,148.69/x
  3. Step 3: Cross multiply
    204,908.06x = 307,362.09 × 55,148.69
  4. Step 4: Simplify right side
    204,908.06x = 16,950,616,619.16
  5. Step 5: Solve for x
    x = 16,950,616,619.16/204,908.06
  6. Step 6: Final answer
    x = 82,723.04

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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.