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Finding the Fourth Proportional to 140.74, 211.10 and 59.53

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Solution

The fourth proportional to 140.74, 211.10 and 59.53 is: 89.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    140.74 : 211.10 = 59.53 : x
  2. Step 2: Convert to fraction form
    140.74/211.10 = 59.53/x
  3. Step 3: Cross multiply
    140.74x = 211.10 × 59.53
  4. Step 4: Simplify right side
    140.74x = 12,566.40
  5. Step 5: Solve for x
    x = 12,566.40/140.74
  6. Step 6: Final answer
    x = 89.29

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