Home / 167,982.07-251,982.29-68,127.43

Finding the Fourth Proportional to 167,982.07, 251,982.29 and 68,127.43

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Solution

The fourth proportional to 167,982.07, 251,982.29 and 68,127.43 is: 102,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,982.07 : 251,982.29 = 68,127.43 : x
  2. Step 2: Convert to fraction form
    167,982.07/251,982.29 = 68,127.43/x
  3. Step 3: Cross multiply
    167,982.07x = 251,982.29 × 68,127.43
  4. Step 4: Simplify right side
    167,982.07x = 17,166,905,823.21
  5. Step 5: Solve for x
    x = 17,166,905,823.21/167,982.07
  6. Step 6: Final answer
    x = 102,194.87

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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.