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Finding the Fourth Proportional to 55.48, 83.25 and 37.41

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Solution

The fourth proportional to 55.48, 83.25 and 37.41 is: 56.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.48 : 83.25 = 37.41 : x
  2. Step 2: Convert to fraction form
    55.48/83.25 = 37.41/x
  3. Step 3: Cross multiply
    55.48x = 83.25 × 37.41
  4. Step 4: Simplify right side
    55.48x = 3,113.97
  5. Step 5: Solve for x
    x = 3,113.97/55.48
  6. Step 6: Final answer
    x = 56.13

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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.