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Finding the Fourth Proportional to 36,861, 50,868.54 and 20,094.36

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Solution

The fourth proportional to 36,861, 50,868.54 and 20,094.36 is: 27,730.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,861 : 50,868.54 = 20,094.36 : x
  2. Step 2: Convert to fraction form
    36,861/50,868.54 = 20,094.36/x
  3. Step 3: Cross multiply
    36,861x = 50,868.54 × 20,094.36
  4. Step 4: Simplify right side
    36,861x = 1,022,170,755.43
  5. Step 5: Solve for x
    x = 1,022,170,755.43/36,861
  6. Step 6: Final answer
    x = 27,730.41

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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.