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Finding the Fourth Proportional to 248.04, 371.91 and 126.06

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Solution

The fourth proportional to 248.04, 371.91 and 126.06 is: 189.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.04 : 371.91 = 126.06 : x
  2. Step 2: Convert to fraction form
    248.04/371.91 = 126.06/x
  3. Step 3: Cross multiply
    248.04x = 371.91 × 126.06
  4. Step 4: Simplify right side
    248.04x = 46,882.97
  5. Step 5: Solve for x
    x = 46,882.97/248.04
  6. Step 6: Final answer
    x = 189.01

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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.