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Finding the Fourth Proportional to 14.83, 20.46 and 10.46

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Solution

The fourth proportional to 14.83, 20.46 and 10.46 is: 14.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.83 : 20.46 = 10.46 : x
  2. Step 2: Convert to fraction form
    14.83/20.46 = 10.46/x
  3. Step 3: Cross multiply
    14.83x = 20.46 × 10.46
  4. Step 4: Simplify right side
    14.83x = 214.01
  5. Step 5: Solve for x
    x = 214.01/14.83
  6. Step 6: Final answer
    x = 14.44

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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.