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Finding the Fourth Proportional to 58.97, 88.38 and 31.53

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Solution

The fourth proportional to 58.97, 88.38 and 31.53 is: 47.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.97 : 88.38 = 31.53 : x
  2. Step 2: Convert to fraction form
    58.97/88.38 = 31.53/x
  3. Step 3: Cross multiply
    58.97x = 88.38 × 31.53
  4. Step 4: Simplify right side
    58.97x = 2,786.62
  5. Step 5: Solve for x
    x = 2,786.62/58.97
  6. Step 6: Final answer
    x = 47.26

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