Home / 221,177.44-331,766.16-54,965.44

Finding the Fourth Proportional to 221,177.44, 331,766.16 and 54,965.44

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Solution

The fourth proportional to 221,177.44, 331,766.16 and 54,965.44 is: 82,448.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,177.44 : 331,766.16 = 54,965.44 : x
  2. Step 2: Convert to fraction form
    221,177.44/331,766.16 = 54,965.44/x
  3. Step 3: Cross multiply
    221,177.44x = 331,766.16 × 54,965.44
  4. Step 4: Simplify right side
    221,177.44x = 18,235,672,961.51
  5. Step 5: Solve for x
    x = 18,235,672,961.51/221,177.44
  6. Step 6: Final answer
    x = 82,448.16

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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.