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Finding the Fourth Proportional to 111,804.76, 167,724.14 and 36,932.81

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Solution

The fourth proportional to 111,804.76, 167,724.14 and 36,932.81 is: 55,404.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,804.76 : 167,724.14 = 36,932.81 : x
  2. Step 2: Convert to fraction form
    111,804.76/167,724.14 = 36,932.81/x
  3. Step 3: Cross multiply
    111,804.76x = 167,724.14 × 36,932.81
  4. Step 4: Simplify right side
    111,804.76x = 6,194,523,610.37
  5. Step 5: Solve for x
    x = 6,194,523,610.37/111,804.76
  6. Step 6: Final answer
    x = 55,404.83

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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.