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Finding the Fourth Proportional to 62.19, 93.29 and 16.55

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Solution

The fourth proportional to 62.19, 93.29 and 16.55 is: 24.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.19 : 93.29 = 16.55 : x
  2. Step 2: Convert to fraction form
    62.19/93.29 = 16.55/x
  3. Step 3: Cross multiply
    62.19x = 93.29 × 16.55
  4. Step 4: Simplify right side
    62.19x = 1,543.40
  5. Step 5: Solve for x
    x = 1,543.40/62.19
  6. Step 6: Final answer
    x = 24.82

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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.