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Finding the Fourth Proportional to 36,826.50, 50,820.63 and 20,059.50

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Solution

The fourth proportional to 36,826.50, 50,820.63 and 20,059.50 is: 27,682.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,826.50 : 50,820.63 = 20,059.50 : x
  2. Step 2: Convert to fraction form
    36,826.50/50,820.63 = 20,059.50/x
  3. Step 3: Cross multiply
    36,826.50x = 50,820.63 × 20,059.50
  4. Step 4: Simplify right side
    36,826.50x = 1,019,436,427.49
  5. Step 5: Solve for x
    x = 1,019,436,427.49/36,826.50
  6. Step 6: Final answer
    x = 27,682.14

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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.