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Finding the Fourth Proportional to 99.94, 149.93 and 35.82

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Solution

The fourth proportional to 99.94, 149.93 and 35.82 is: 53.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99.94 : 149.93 = 35.82 : x
  2. Step 2: Convert to fraction form
    99.94/149.93 = 35.82/x
  3. Step 3: Cross multiply
    99.94x = 149.93 × 35.82
  4. Step 4: Simplify right side
    99.94x = 5,370.49
  5. Step 5: Solve for x
    x = 5,370.49/99.94
  6. Step 6: Final answer
    x = 53.74

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