Home / 111,766.49-167,633.33-36,889.09

Finding the Fourth Proportional to 111,766.49, 167,633.33 and 36,889.09

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Solution

The fourth proportional to 111,766.49, 167,633.33 and 36,889.09 is: 55,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,766.49 : 167,633.33 = 36,889.09 : x
  2. Step 2: Convert to fraction form
    111,766.49/167,633.33 = 36,889.09/x
  3. Step 3: Cross multiply
    111,766.49x = 167,633.33 × 36,889.09
  4. Step 4: Simplify right side
    111,766.49x = 6,183,839,974.76
  5. Step 5: Solve for x
    x = 6,183,839,974.76/111,766.49
  6. Step 6: Final answer
    x = 55,328.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.