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Finding the Fourth Proportional to 23.92, 33.03 and 19

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Solution

The fourth proportional to 23.92, 33.03 and 19 is: 26.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.92 : 33.03 = 19 : x
  2. Step 2: Convert to fraction form
    23.92/33.03 = 19/x
  3. Step 3: Cross multiply
    23.92x = 33.03 × 19
  4. Step 4: Simplify right side
    23.92x = 627.57
  5. Step 5: Solve for x
    x = 627.57/23.92
  6. Step 6: Final answer
    x = 26.24

Related Problems

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1.5x scale

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.