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Finding the Fourth Proportional to 32.61, 48.94 and 12.34

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Solution

The fourth proportional to 32.61, 48.94 and 12.34 is: 18.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.61 : 48.94 = 12.34 : x
  2. Step 2: Convert to fraction form
    32.61/48.94 = 12.34/x
  3. Step 3: Cross multiply
    32.61x = 48.94 × 12.34
  4. Step 4: Simplify right side
    32.61x = 603.92
  5. Step 5: Solve for x
    x = 603.92/32.61
  6. Step 6: Final answer
    x = 18.52

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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.