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Finding the Fourth Proportional to 36,953.44, 50,995.69 and 20,186.44

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Solution

The fourth proportional to 36,953.44, 50,995.69 and 20,186.44 is: 27,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,953.44 : 50,995.69 = 20,186.44 : x
  2. Step 2: Convert to fraction form
    36,953.44/50,995.69 = 20,186.44/x
  3. Step 3: Cross multiply
    36,953.44x = 50,995.69 × 20,186.44
  4. Step 4: Simplify right side
    36,953.44x = 1,029,421,436.44
  5. Step 5: Solve for x
    x = 1,029,421,436.44/36,953.44
  6. Step 6: Final answer
    x = 27,857.26

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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.