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Finding the Fourth Proportional to 9.07, 13.62 and 7.58

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Solution

The fourth proportional to 9.07, 13.62 and 7.58 is: 11.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.07 : 13.62 = 7.58 : x
  2. Step 2: Convert to fraction form
    9.07/13.62 = 7.58/x
  3. Step 3: Cross multiply
    9.07x = 13.62 × 7.58
  4. Step 4: Simplify right side
    9.07x = 103.24
  5. Step 5: Solve for x
    x = 103.24/9.07
  6. Step 6: Final answer
    x = 11.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.