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Finding the Fourth Proportional to 9.32, 13.97 and 4.51

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Solution

The fourth proportional to 9.32, 13.97 and 4.51 is: 6.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.32 : 13.97 = 4.51 : x
  2. Step 2: Convert to fraction form
    9.32/13.97 = 4.51/x
  3. Step 3: Cross multiply
    9.32x = 13.97 × 4.51
  4. Step 4: Simplify right side
    9.32x = 62.93
  5. Step 5: Solve for x
    x = 62.93/9.32
  6. Step 6: Final answer
    x = 6.75

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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.