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Finding the Fourth Proportional to 111,735.66, 167,567.49 and 36,838.38

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Solution

The fourth proportional to 111,735.66, 167,567.49 and 36,838.38 is: 55,245.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,735.66 : 167,567.49 = 36,838.38 : x
  2. Step 2: Convert to fraction form
    111,735.66/167,567.49 = 36,838.38/x
  3. Step 3: Cross multiply
    111,735.66x = 167,567.49 × 36,838.38
  4. Step 4: Simplify right side
    111,735.66x = 6,172,914,872.27
  5. Step 5: Solve for x
    x = 6,172,914,872.27/111,735.66
  6. Step 6: Final answer
    x = 55,245.70

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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.