Home / 204,844.80-307,267.20-57,100.80

Finding the Fourth Proportional to 204,844.80, 307,267.20 and 57,100.80

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Solution

The fourth proportional to 204,844.80, 307,267.20 and 57,100.80 is: 85,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,844.80 : 307,267.20 = 57,100.80 : x
  2. Step 2: Convert to fraction form
    204,844.80/307,267.20 = 57,100.80/x
  3. Step 3: Cross multiply
    204,844.80x = 307,267.20 × 57,100.80
  4. Step 4: Simplify right side
    204,844.80x = 17,545,202,933.76
  5. Step 5: Solve for x
    x = 17,545,202,933.76/204,844.80
  6. Step 6: Final answer
    x = 85,651.20

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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.