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Finding the Fourth Proportional to 23,659.44, 32,651.64 and 13,723.44

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Solution

The fourth proportional to 23,659.44, 32,651.64 and 13,723.44 is: 18,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,659.44 : 32,651.64 = 13,723.44 : x
  2. Step 2: Convert to fraction form
    23,659.44/32,651.64 = 13,723.44/x
  3. Step 3: Cross multiply
    23,659.44x = 32,651.64 × 13,723.44
  4. Step 4: Simplify right side
    23,659.44x = 448,092,822.44
  5. Step 5: Solve for x
    x = 448,092,822.44/23,659.44
  6. Step 6: Final answer
    x = 18,939.28

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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.