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Finding the Fourth Proportional to 23.48, 34.96 and 22.50

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Solution

The fourth proportional to 23.48, 34.96 and 22.50 is: 33.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.48 : 34.96 = 22.50 : x
  2. Step 2: Convert to fraction form
    23.48/34.96 = 22.50/x
  3. Step 3: Cross multiply
    23.48x = 34.96 × 22.50
  4. Step 4: Simplify right side
    23.48x = 786.60
  5. Step 5: Solve for x
    x = 786.60/23.48
  6. Step 6: Final answer
    x = 33.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.