Home / 167,844.75-231,630.61-91,368.81

Finding the Fourth Proportional to 167,844.75, 231,630.61 and 91,368.81

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Solution

The fourth proportional to 167,844.75, 231,630.61 and 91,368.81 is: 126,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,844.75 : 231,630.61 = 91,368.81 : x
  2. Step 2: Convert to fraction form
    167,844.75/231,630.61 = 91,368.81/x
  3. Step 3: Cross multiply
    167,844.75x = 231,630.61 × 91,368.81
  4. Step 4: Simplify right side
    167,844.75x = 21,163,813,195.27
  5. Step 5: Solve for x
    x = 21,163,813,195.27/167,844.75
  6. Step 6: Final answer
    x = 126,091.60

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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.