Home / 167,623.83-231,320.90-92,172.33

Finding the Fourth Proportional to 167,623.83, 231,320.90 and 92,172.33

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Solution

The fourth proportional to 167,623.83, 231,320.90 and 92,172.33 is: 127,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,623.83 : 231,320.90 = 92,172.33 : x
  2. Step 2: Convert to fraction form
    167,623.83/231,320.90 = 92,172.33/x
  3. Step 3: Cross multiply
    167,623.83x = 231,320.90 × 92,172.33
  4. Step 4: Simplify right side
    167,623.83x = 21,321,385,869.84
  5. Step 5: Solve for x
    x = 21,321,385,869.84/167,623.83
  6. Step 6: Final answer
    x = 127,197.82

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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.