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Finding the Fourth Proportional to 15.01, 22.42 and 10.46

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Solution

The fourth proportional to 15.01, 22.42 and 10.46 is: 15.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.01 : 22.42 = 10.46 : x
  2. Step 2: Convert to fraction form
    15.01/22.42 = 10.46/x
  3. Step 3: Cross multiply
    15.01x = 22.42 × 10.46
  4. Step 4: Simplify right side
    15.01x = 234.60
  5. Step 5: Solve for x
    x = 234.60/15.01
  6. Step 6: Final answer
    x = 15.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.