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Finding the Fourth Proportional to 153.23, 229.92 and 61.93

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Solution

The fourth proportional to 153.23, 229.92 and 61.93 is: 92.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    153.23 : 229.92 = 61.93 : x
  2. Step 2: Convert to fraction form
    153.23/229.92 = 61.93/x
  3. Step 3: Cross multiply
    153.23x = 229.92 × 61.93
  4. Step 4: Simplify right side
    153.23x = 14,239.35
  5. Step 5: Solve for x
    x = 14,239.35/153.23
  6. Step 6: Final answer
    x = 92.93

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