Home / 204,862.06-307,292.55-55,102.30

Finding the Fourth Proportional to 204,862.06, 307,292.55 and 55,102.30

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Solution

The fourth proportional to 204,862.06, 307,292.55 and 55,102.30 is: 82,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,862.06 : 307,292.55 = 55,102.30 : x
  2. Step 2: Convert to fraction form
    204,862.06/307,292.55 = 55,102.30/x
  3. Step 3: Cross multiply
    204,862.06x = 307,292.55 × 55,102.30
  4. Step 4: Simplify right side
    204,862.06x = 16,932,526,277.87
  5. Step 5: Solve for x
    x = 16,932,526,277.87/204,862.06
  6. Step 6: Final answer
    x = 82,653.30

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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.