Home / 167,828.48-231,605.18-91,348.04

Finding the Fourth Proportional to 167,828.48, 231,605.18 and 91,348.04

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Solution

The fourth proportional to 167,828.48, 231,605.18 and 91,348.04 is: 126,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,828.48 : 231,605.18 = 91,348.04 : x
  2. Step 2: Convert to fraction form
    167,828.48/231,605.18 = 91,348.04/x
  3. Step 3: Cross multiply
    167,828.48x = 231,605.18 × 91,348.04
  4. Step 4: Simplify right side
    167,828.48x = 21,156,679,246.85
  5. Step 5: Solve for x
    x = 21,156,679,246.85/167,828.48
  6. Step 6: Final answer
    x = 126,061.32

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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.