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Finding the Fourth Proportional to 111,246.08, 166,855.52 and 44,683.52

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Solution

The fourth proportional to 111,246.08, 166,855.52 and 44,683.52 is: 67,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,246.08 : 166,855.52 = 44,683.52 : x
  2. Step 2: Convert to fraction form
    111,246.08/166,855.52 = 44,683.52/x
  3. Step 3: Cross multiply
    111,246.08x = 166,855.52 × 44,683.52
  4. Step 4: Simplify right side
    111,246.08x = 7,455,691,965.03
  5. Step 5: Solve for x
    x = 7,455,691,965.03/111,246.08
  6. Step 6: Final answer
    x = 67,019.82

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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.