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Finding the Fourth Proportional to 111,664.74, 167,508.04 and 36,754.32

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Solution

The fourth proportional to 111,664.74, 167,508.04 and 36,754.32 is: 55,135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,664.74 : 167,508.04 = 36,754.32 : x
  2. Step 2: Convert to fraction form
    111,664.74/167,508.04 = 36,754.32/x
  3. Step 3: Cross multiply
    111,664.74x = 167,508.04 × 36,754.32
  4. Step 4: Simplify right side
    111,664.74x = 6,156,644,104.73
  5. Step 5: Solve for x
    x = 6,156,644,104.73/111,664.74
  6. Step 6: Final answer
    x = 55,135.08

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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.