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Finding the Fourth Proportional to 59.00, 81.42 and 37.18

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Solution

The fourth proportional to 59.00, 81.42 and 37.18 is: 51.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.00 : 81.42 = 37.18 : x
  2. Step 2: Convert to fraction form
    59.00/81.42 = 37.18/x
  3. Step 3: Cross multiply
    59.00x = 81.42 × 37.18
  4. Step 4: Simplify right side
    59.00x = 3,026.91
  5. Step 5: Solve for x
    x = 3,026.91/59.00
  6. Step 6: Final answer
    x = 51.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.