Home / 167,841.16-231,626.66-91,366.55

Finding the Fourth Proportional to 167,841.16, 231,626.66 and 91,366.55

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Solution

The fourth proportional to 167,841.16, 231,626.66 and 91,366.55 is: 126,089.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,841.16 : 231,626.66 = 91,366.55 : x
  2. Step 2: Convert to fraction form
    167,841.16/231,626.66 = 91,366.55/x
  3. Step 3: Cross multiply
    167,841.16x = 231,626.66 × 91,366.55
  4. Step 4: Simplify right side
    167,841.16x = 21,162,928,812.22
  5. Step 5: Solve for x
    x = 21,162,928,812.22/167,841.16
  6. Step 6: Final answer
    x = 126,089.03

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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.