Home / 167,491.18-231,133.26-92,039.68

Finding the Fourth Proportional to 167,491.18, 231,133.26 and 92,039.68

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Solution

The fourth proportional to 167,491.18, 231,133.26 and 92,039.68 is: 127,012.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,491.18 : 231,133.26 = 92,039.68 : x
  2. Step 2: Convert to fraction form
    167,491.18/231,133.26 = 92,039.68/x
  3. Step 3: Cross multiply
    167,491.18x = 231,133.26 × 92,039.68
  4. Step 4: Simplify right side
    167,491.18x = 21,273,431,287.76
  5. Step 5: Solve for x
    x = 21,273,431,287.76/167,491.18
  6. Step 6: Final answer
    x = 127,012.25

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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.