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Finding the Fourth Proportional to 36,892.34, 50,912.01 and 20,125.34

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Solution

The fourth proportional to 36,892.34, 50,912.01 and 20,125.34 is: 27,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,892.34 : 50,912.01 = 20,125.34 : x
  2. Step 2: Convert to fraction form
    36,892.34/50,912.01 = 20,125.34/x
  3. Step 3: Cross multiply
    36,892.34x = 50,912.01 × 20,125.34
  4. Step 4: Simplify right side
    36,892.34x = 1,024,621,256.77
  5. Step 5: Solve for x
    x = 1,024,621,256.77/36,892.34
  6. Step 6: Final answer
    x = 27,773.28

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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.