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Finding the Fourth Proportional to 7.36, 10.17 and 5.32

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Solution

The fourth proportional to 7.36, 10.17 and 5.32 is: 7.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7.36 : 10.17 = 5.32 : x
  2. Step 2: Convert to fraction form
    7.36/10.17 = 5.32/x
  3. Step 3: Cross multiply
    7.36x = 10.17 × 5.32
  4. Step 4: Simplify right side
    7.36x = 54.10
  5. Step 5: Solve for x
    x = 54.10/7.36
  6. Step 6: Final answer
    x = 7.35

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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.