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Finding the Fourth Proportional to 33,519.60, 50,311.80 and 16,898.40

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Solution

The fourth proportional to 33,519.60, 50,311.80 and 16,898.40 is: 25,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,519.60 : 50,311.80 = 16,898.40 : x
  2. Step 2: Convert to fraction form
    33,519.60/50,311.80 = 16,898.40/x
  3. Step 3: Cross multiply
    33,519.60x = 50,311.80 × 16,898.40
  4. Step 4: Simplify right side
    33,519.60x = 850,188,921.12
  5. Step 5: Solve for x
    x = 850,188,921.12/33,519.60
  6. Step 6: Final answer
    x = 25,363.93

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1.5x scale

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.