Home / 167,904.49-231,757.05-134,148.01

Finding the Fourth Proportional to 167,904.49, 231,757.05 and 134,148.01

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Solution

The fourth proportional to 167,904.49, 231,757.05 and 134,148.01 is: 185,163.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,904.49 : 231,757.05 = 134,148.01 : x
  2. Step 2: Convert to fraction form
    167,904.49/231,757.05 = 134,148.01/x
  3. Step 3: Cross multiply
    167,904.49x = 231,757.05 × 134,148.01
  4. Step 4: Simplify right side
    167,904.49x = 31,089,747,060.97
  5. Step 5: Solve for x
    x = 31,089,747,060.97/167,904.49
  6. Step 6: Final answer
    x = 185,163.29

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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.