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Finding the Fourth Proportional to 23.80, 35.75 and 23.32

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Solution

The fourth proportional to 23.80, 35.75 and 23.32 is: 35.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.80 : 35.75 = 23.32 : x
  2. Step 2: Convert to fraction form
    23.80/35.75 = 23.32/x
  3. Step 3: Cross multiply
    23.80x = 35.75 × 23.32
  4. Step 4: Simplify right side
    23.80x = 833.51
  5. Step 5: Solve for x
    x = 833.51/23.80
  6. Step 6: Final answer
    x = 35.02

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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.