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Finding the Fourth Proportional to 157.46, 235.98 and 66.04

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Solution

The fourth proportional to 157.46, 235.98 and 66.04 is: 98.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157.46 : 235.98 = 66.04 : x
  2. Step 2: Convert to fraction form
    157.46/235.98 = 66.04/x
  3. Step 3: Cross multiply
    157.46x = 235.98 × 66.04
  4. Step 4: Simplify right side
    157.46x = 15,584.12
  5. Step 5: Solve for x
    x = 15,584.12/157.46
  6. Step 6: Final answer
    x = 98.97

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