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Finding the Fourth Proportional to 50,800.92, 76,201.83 and 13,864.92

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Solution

The fourth proportional to 50,800.92, 76,201.83 and 13,864.92 is: 20,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,800.92 : 76,201.83 = 13,864.92 : x
  2. Step 2: Convert to fraction form
    50,800.92/76,201.83 = 13,864.92/x
  3. Step 3: Cross multiply
    50,800.92x = 76,201.83 × 13,864.92
  4. Step 4: Simplify right side
    50,800.92x = 1,056,532,276.80
  5. Step 5: Solve for x
    x = 1,056,532,276.80/50,800.92
  6. Step 6: Final answer
    x = 20,797.50

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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.