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Finding the Fourth Proportional to 111,164.60, 166,773.43 and 36,284.89

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Solution

The fourth proportional to 111,164.60, 166,773.43 and 36,284.89 is: 54,435.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,164.60 : 166,773.43 = 36,284.89 : x
  2. Step 2: Convert to fraction form
    111,164.60/166,773.43 = 36,284.89/x
  3. Step 3: Cross multiply
    111,164.60x = 166,773.43 × 36,284.89
  4. Step 4: Simplify right side
    111,164.60x = 6,051,355,562.47
  5. Step 5: Solve for x
    x = 6,051,355,562.47/111,164.60
  6. Step 6: Final answer
    x = 54,435.99

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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.