Home / 167,493.20-231,261.28-103,049.15

Finding the Fourth Proportional to 167,493.20, 231,261.28 and 103,049.15

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Solution

The fourth proportional to 167,493.20, 231,261.28 and 103,049.15 is: 142,282.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,493.20 : 231,261.28 = 103,049.15 : x
  2. Step 2: Convert to fraction form
    167,493.20/231,261.28 = 103,049.15/x
  3. Step 3: Cross multiply
    167,493.20x = 231,261.28 × 103,049.15
  4. Step 4: Simplify right side
    167,493.20x = 23,831,276,917.98
  5. Step 5: Solve for x
    x = 23,831,276,917.98/167,493.20
  6. Step 6: Final answer
    x = 142,282.06

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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.