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Finding the Fourth Proportional to 44.15, 65.93 and 37.99

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Solution

The fourth proportional to 44.15, 65.93 and 37.99 is: 56.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.15 : 65.93 = 37.99 : x
  2. Step 2: Convert to fraction form
    44.15/65.93 = 37.99/x
  3. Step 3: Cross multiply
    44.15x = 65.93 × 37.99
  4. Step 4: Simplify right side
    44.15x = 2,504.33
  5. Step 5: Solve for x
    x = 2,504.33/44.15
  6. Step 6: Final answer
    x = 56.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.