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Finding the Fourth Proportional to 36,500, 50,370.12 and 19,733.12

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Solution

The fourth proportional to 36,500, 50,370.12 and 19,733.12 is: 27,231.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,500 : 50,370.12 = 19,733.12 : x
  2. Step 2: Convert to fraction form
    36,500/50,370.12 = 19,733.12/x
  3. Step 3: Cross multiply
    36,500x = 50,370.12 × 19,733.12
  4. Step 4: Simplify right side
    36,500x = 993,959,622.37
  5. Step 5: Solve for x
    x = 993,959,622.37/36,500
  6. Step 6: Final answer
    x = 27,231.77

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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.