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Finding the Fourth Proportional to 60.41, 90.50 and 29.98

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Solution

The fourth proportional to 60.41, 90.50 and 29.98 is: 44.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.41 : 90.50 = 29.98 : x
  2. Step 2: Convert to fraction form
    60.41/90.50 = 29.98/x
  3. Step 3: Cross multiply
    60.41x = 90.50 × 29.98
  4. Step 4: Simplify right side
    60.41x = 2,713.19
  5. Step 5: Solve for x
    x = 2,713.19/60.41
  6. Step 6: Final answer
    x = 44.91

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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.