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Finding the Fourth Proportional to 237.40, 356.14 and 141

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Solution

The fourth proportional to 237.40, 356.14 and 141 is: 211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.40 : 356.14 = 141 : x
  2. Step 2: Convert to fraction form
    237.40/356.14 = 141/x
  3. Step 3: Cross multiply
    237.40x = 356.14 × 141
  4. Step 4: Simplify right side
    237.40x = 50,215.74
  5. Step 5: Solve for x
    x = 50,215.74/237.40
  6. Step 6: Final answer
    x = 211.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.