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Finding the Fourth Proportional to 92.07, 127.06 and 52.73

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Solution

The fourth proportional to 92.07, 127.06 and 52.73 is: 72.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92.07 : 127.06 = 52.73 : x
  2. Step 2: Convert to fraction form
    92.07/127.06 = 52.73/x
  3. Step 3: Cross multiply
    92.07x = 127.06 × 52.73
  4. Step 4: Simplify right side
    92.07x = 6,699.88
  5. Step 5: Solve for x
    x = 6,699.88/92.07
  6. Step 6: Final answer
    x = 72.77

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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.