Home / 251,644.25-347,154.66-149,611.85

Finding the Fourth Proportional to 251,644.25, 347,154.66 and 149,611.85

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Solution

The fourth proportional to 251,644.25, 347,154.66 and 149,611.85 is: 206,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,644.25 : 347,154.66 = 149,611.85 : x
  2. Step 2: Convert to fraction form
    251,644.25/347,154.66 = 149,611.85/x
  3. Step 3: Cross multiply
    251,644.25x = 347,154.66 × 149,611.85
  4. Step 4: Simplify right side
    251,644.25x = 51,938,450,918.72
  5. Step 5: Solve for x
    x = 51,938,450,918.72/251,644.25
  6. Step 6: Final answer
    x = 206,396.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.