Home / 111,747.70-167,631.67-36,868.06

Finding the Fourth Proportional to 111,747.70, 167,631.67 and 36,868.06

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Solution

The fourth proportional to 111,747.70, 167,631.67 and 36,868.06 is: 55,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,747.70 : 167,631.67 = 36,868.06 : x
  2. Step 2: Convert to fraction form
    111,747.70/167,631.67 = 36,868.06/x
  3. Step 3: Cross multiply
    111,747.70x = 167,631.67 × 36,868.06
  4. Step 4: Simplify right side
    111,747.70x = 6,180,253,537.13
  5. Step 5: Solve for x
    x = 6,180,253,537.13/111,747.70
  6. Step 6: Final answer
    x = 55,305.42

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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.