Home / 38,361.20-57,504.60-19,650.06

Finding the Fourth Proportional to 38,361.20, 57,504.60 and 19,650.06

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Solution

The fourth proportional to 38,361.20, 57,504.60 and 19,650.06 is: 29,456.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,361.20 : 57,504.60 = 19,650.06 : x
  2. Step 2: Convert to fraction form
    38,361.20/57,504.60 = 19,650.06/x
  3. Step 3: Cross multiply
    38,361.20x = 57,504.60 × 19,650.06
  4. Step 4: Simplify right side
    38,361.20x = 1,129,968,840.28
  5. Step 5: Solve for x
    x = 1,129,968,840.28/38,361.20
  6. Step 6: Final answer
    x = 29,456.04

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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.