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Finding the Fourth Proportional to 100.37, 149.94 and 96.27

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Solution

The fourth proportional to 100.37, 149.94 and 96.27 is: 143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    100.37 : 149.94 = 96.27 : x
  2. Step 2: Convert to fraction form
    100.37/149.94 = 96.27/x
  3. Step 3: Cross multiply
    100.37x = 149.94 × 96.27
  4. Step 4: Simplify right side
    100.37x = 14,434.72
  5. Step 5: Solve for x
    x = 14,434.72/100.37
  6. Step 6: Final answer
    x = 143.82

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