Home / 167,963.89-251,944.26-68,100.35

Finding the Fourth Proportional to 167,963.89, 251,944.26 and 68,100.35

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Solution

The fourth proportional to 167,963.89, 251,944.26 and 68,100.35 is: 102,149.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,963.89 : 251,944.26 = 68,100.35 : x
  2. Step 2: Convert to fraction form
    167,963.89/251,944.26 = 68,100.35/x
  3. Step 3: Cross multiply
    167,963.89x = 251,944.26 × 68,100.35
  4. Step 4: Simplify right side
    167,963.89x = 17,157,492,286.49
  5. Step 5: Solve for x
    x = 17,157,492,286.49/167,963.89
  6. Step 6: Final answer
    x = 102,149.89

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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.