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Finding the Fourth Proportional to 35.94, 49.54 and 25.56

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Solution

The fourth proportional to 35.94, 49.54 and 25.56 is: 35.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.94 : 49.54 = 25.56 : x
  2. Step 2: Convert to fraction form
    35.94/49.54 = 25.56/x
  3. Step 3: Cross multiply
    35.94x = 49.54 × 25.56
  4. Step 4: Simplify right side
    35.94x = 1,266.24
  5. Step 5: Solve for x
    x = 1,266.24/35.94
  6. Step 6: Final answer
    x = 35.23

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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.