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Finding the Fourth Proportional to 36,573.50, 50,473.59 and 20,657.54

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Solution

The fourth proportional to 36,573.50, 50,473.59 and 20,657.54 is: 28,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573.50 : 50,473.59 = 20,657.54 : x
  2. Step 2: Convert to fraction form
    36,573.50/50,473.59 = 20,657.54/x
  3. Step 3: Cross multiply
    36,573.50x = 50,473.59 × 20,657.54
  4. Step 4: Simplify right side
    36,573.50x = 1,042,660,204.37
  5. Step 5: Solve for x
    x = 1,042,660,204.37/36,573.50
  6. Step 6: Final answer
    x = 28,508.63

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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.