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Finding the Fourth Proportional to 36,481.50, 50,344.47 and 19,714.50

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Solution

The fourth proportional to 36,481.50, 50,344.47 and 19,714.50 is: 27,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,481.50 : 50,344.47 = 19,714.50 : x
  2. Step 2: Convert to fraction form
    36,481.50/50,344.47 = 19,714.50/x
  3. Step 3: Cross multiply
    36,481.50x = 50,344.47 × 19,714.50
  4. Step 4: Simplify right side
    36,481.50x = 992,516,053.82
  5. Step 5: Solve for x
    x = 992,516,053.82/36,481.50
  6. Step 6: Final answer
    x = 27,206.01

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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.