Home / 84,874.50-117,107.24-50,876.64

Finding the Fourth Proportional to 84,874.50, 117,107.24 and 50,876.64

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Solution

The fourth proportional to 84,874.50, 117,107.24 and 50,876.64 is: 70,198.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,874.50 : 117,107.24 = 50,876.64 : x
  2. Step 2: Convert to fraction form
    84,874.50/117,107.24 = 50,876.64/x
  3. Step 3: Cross multiply
    84,874.50x = 117,107.24 × 50,876.64
  4. Step 4: Simplify right side
    84,874.50x = 5,958,022,636.49
  5. Step 5: Solve for x
    x = 5,958,022,636.49/84,874.50
  6. Step 6: Final answer
    x = 70,198.03

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1.5x scale

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.