Home / 111,721.44-167,596.56-36,849.12

Finding the Fourth Proportional to 111,721.44, 167,596.56 and 36,849.12

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Solution

The fourth proportional to 111,721.44, 167,596.56 and 36,849.12 is: 55,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,721.44 : 167,596.56 = 36,849.12 : x
  2. Step 2: Convert to fraction form
    111,721.44/167,596.56 = 36,849.12/x
  3. Step 3: Cross multiply
    111,721.44x = 167,596.56 × 36,849.12
  4. Step 4: Simplify right side
    111,721.44x = 6,175,785,751.03
  5. Step 5: Solve for x
    x = 6,175,785,751.03/111,721.44
  6. Step 6: Final answer
    x = 55,278.43

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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.