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Finding the Fourth Proportional to 93.37, 139.97 and 42.04

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Solution

The fourth proportional to 93.37, 139.97 and 42.04 is: 63.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.37 : 139.97 = 42.04 : x
  2. Step 2: Convert to fraction form
    93.37/139.97 = 42.04/x
  3. Step 3: Cross multiply
    93.37x = 139.97 × 42.04
  4. Step 4: Simplify right side
    93.37x = 5,884.34
  5. Step 5: Solve for x
    x = 5,884.34/93.37
  6. Step 6: Final answer
    x = 63.02

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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.