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Finding the Fourth Proportional to 111,766.91, 167,671.08 and 36,892.26

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Solution

The fourth proportional to 111,766.91, 167,671.08 and 36,892.26 is: 55,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,766.91 : 167,671.08 = 36,892.26 : x
  2. Step 2: Convert to fraction form
    111,766.91/167,671.08 = 36,892.26/x
  3. Step 3: Cross multiply
    111,766.91x = 167,671.08 × 36,892.26
  4. Step 4: Simplify right side
    111,766.91x = 6,185,765,077.84
  5. Step 5: Solve for x
    x = 6,185,765,077.84/111,766.91
  6. Step 6: Final answer
    x = 55,345.23

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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.