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Finding the Fourth Proportional to 23.21, 32.01 and 14.00

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Solution

The fourth proportional to 23.21, 32.01 and 14.00 is: 19.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.21 : 32.01 = 14.00 : x
  2. Step 2: Convert to fraction form
    23.21/32.01 = 14.00/x
  3. Step 3: Cross multiply
    23.21x = 32.01 × 14.00
  4. Step 4: Simplify right side
    23.21x = 447.98
  5. Step 5: Solve for x
    x = 447.98/23.21
  6. Step 6: Final answer
    x = 19.31

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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.