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Finding the Fourth Proportional to 111,807.26, 167,727.90 and 36,935.32

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Solution

The fourth proportional to 111,807.26, 167,727.90 and 36,935.32 is: 55,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,807.26 : 167,727.90 = 36,935.32 : x
  2. Step 2: Convert to fraction form
    111,807.26/167,727.90 = 36,935.32/x
  3. Step 3: Cross multiply
    111,807.26x = 167,727.90 × 36,935.32
  4. Step 4: Simplify right side
    111,807.26x = 6,195,083,659.43
  5. Step 5: Solve for x
    x = 6,195,083,659.43/111,807.26
  6. Step 6: Final answer
    x = 55,408.60

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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.