Home / 167,717.48-231,446.32-96,139.68

Finding the Fourth Proportional to 167,717.48, 231,446.32 and 96,139.68

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Solution

The fourth proportional to 167,717.48, 231,446.32 and 96,139.68 is: 132,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,717.48 : 231,446.32 = 96,139.68 : x
  2. Step 2: Convert to fraction form
    167,717.48/231,446.32 = 96,139.68/x
  3. Step 3: Cross multiply
    167,717.48x = 231,446.32 × 96,139.68
  4. Step 4: Simplify right side
    167,717.48x = 22,251,175,141.98
  5. Step 5: Solve for x
    x = 22,251,175,141.98/167,717.48
  6. Step 6: Final answer
    x = 132,670.58

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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.