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Finding the Fourth Proportional to 147,850.44, 204,033.72 and 79,867.44

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Solution

The fourth proportional to 147,850.44, 204,033.72 and 79,867.44 is: 110,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,850.44 : 204,033.72 = 79,867.44 : x
  2. Step 2: Convert to fraction form
    147,850.44/204,033.72 = 79,867.44/x
  3. Step 3: Cross multiply
    147,850.44x = 204,033.72 × 79,867.44
  4. Step 4: Simplify right side
    147,850.44x = 16,295,650,890.08
  5. Step 5: Solve for x
    x = 16,295,650,890.08/147,850.44
  6. Step 6: Final answer
    x = 110,217.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.