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Finding the Fourth Proportional to 123.13, 184.63 and 62.20

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Solution

The fourth proportional to 123.13, 184.63 and 62.20 is: 93.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123.13 : 184.63 = 62.20 : x
  2. Step 2: Convert to fraction form
    123.13/184.63 = 62.20/x
  3. Step 3: Cross multiply
    123.13x = 184.63 × 62.20
  4. Step 4: Simplify right side
    123.13x = 11,483.99
  5. Step 5: Solve for x
    x = 11,483.99/123.13
  6. Step 6: Final answer
    x = 93.27

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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.