Home / 84,512.36-126,760.96-25,361.24

Finding the Fourth Proportional to 84,512.36, 126,760.96 and 25,361.24

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Solution

The fourth proportional to 84,512.36, 126,760.96 and 25,361.24 is: 38,039.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,512.36 : 126,760.96 = 25,361.24 : x
  2. Step 2: Convert to fraction form
    84,512.36/126,760.96 = 25,361.24/x
  3. Step 3: Cross multiply
    84,512.36x = 126,760.96 × 25,361.24
  4. Step 4: Simplify right side
    84,512.36x = 3,214,815,129.19
  5. Step 5: Solve for x
    x = 3,214,815,129.19/84,512.36
  6. Step 6: Final answer
    x = 38,039.59

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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.