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Finding the Fourth Proportional to 34.94, 48.14 and 25.10

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Solution

The fourth proportional to 34.94, 48.14 and 25.10 is: 34.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.94 : 48.14 = 25.10 : x
  2. Step 2: Convert to fraction form
    34.94/48.14 = 25.10/x
  3. Step 3: Cross multiply
    34.94x = 48.14 × 25.10
  4. Step 4: Simplify right side
    34.94x = 1,208.31
  5. Step 5: Solve for x
    x = 1,208.31/34.94
  6. Step 6: Final answer
    x = 34.58

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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.