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Finding the Fourth Proportional to 36,888.44, 50,905.50 and 20,754.52

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Solution

The fourth proportional to 36,888.44, 50,905.50 and 20,754.52 is: 28,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.44 : 50,905.50 = 20,754.52 : x
  2. Step 2: Convert to fraction form
    36,888.44/50,905.50 = 20,754.52/x
  3. Step 3: Cross multiply
    36,888.44x = 50,905.50 × 20,754.52
  4. Step 4: Simplify right side
    36,888.44x = 1,056,519,217.86
  5. Step 5: Solve for x
    x = 1,056,519,217.86/36,888.44
  6. Step 6: Final answer
    x = 28,640.93

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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.