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Finding the Fourth Proportional to 61.83, 92.39 and 59.00

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Solution

The fourth proportional to 61.83, 92.39 and 59.00 is: 88.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.83 : 92.39 = 59.00 : x
  2. Step 2: Convert to fraction form
    61.83/92.39 = 59.00/x
  3. Step 3: Cross multiply
    61.83x = 92.39 × 59.00
  4. Step 4: Simplify right side
    61.83x = 5,450.25
  5. Step 5: Solve for x
    x = 5,450.25/61.83
  6. Step 6: Final answer
    x = 88.15

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.