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Finding the Fourth Proportional to 44.12, 60.95 and 42.98

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Solution

The fourth proportional to 44.12, 60.95 and 42.98 is: 59.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.12 : 60.95 = 42.98 : x
  2. Step 2: Convert to fraction form
    44.12/60.95 = 42.98/x
  3. Step 3: Cross multiply
    44.12x = 60.95 × 42.98
  4. Step 4: Simplify right side
    44.12x = 2,619.43
  5. Step 5: Solve for x
    x = 2,619.43/44.12
  6. Step 6: Final answer
    x = 59.37

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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.