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Finding the Fourth Proportional to 64,198.37, 96,245.36 and 26,786.31

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Solution

The fourth proportional to 64,198.37, 96,245.36 and 26,786.31 is: 40,157.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,198.37 : 96,245.36 = 26,786.31 : x
  2. Step 2: Convert to fraction form
    64,198.37/96,245.36 = 26,786.31/x
  3. Step 3: Cross multiply
    64,198.37x = 96,245.36 × 26,786.31
  4. Step 4: Simplify right side
    64,198.37x = 2,578,058,346.67
  5. Step 5: Solve for x
    x = 2,578,058,346.67/64,198.37
  6. Step 6: Final answer
    x = 40,157.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.