Home / 167,476.50-231,060.36-103,791.06

Finding the Fourth Proportional to 167,476.50, 231,060.36 and 103,791.06

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Solution

The fourth proportional to 167,476.50, 231,060.36 and 103,791.06 is: 143,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,476.50 : 231,060.36 = 103,791.06 : x
  2. Step 2: Convert to fraction form
    167,476.50/231,060.36 = 103,791.06/x
  3. Step 3: Cross multiply
    167,476.50x = 231,060.36 × 103,791.06
  4. Step 4: Simplify right side
    167,476.50x = 23,981,999,688.38
  5. Step 5: Solve for x
    x = 23,981,999,688.38/167,476.50
  6. Step 6: Final answer
    x = 143,196.21

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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.