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Finding the Fourth Proportional to 9.48, 14.26 and 8.93

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Solution

The fourth proportional to 9.48, 14.26 and 8.93 is: 13.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.48 : 14.26 = 8.93 : x
  2. Step 2: Convert to fraction form
    9.48/14.26 = 8.93/x
  3. Step 3: Cross multiply
    9.48x = 14.26 × 8.93
  4. Step 4: Simplify right side
    9.48x = 127.29
  5. Step 5: Solve for x
    x = 127.29/9.48
  6. Step 6: Final answer
    x = 13.42

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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.