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Finding the Fourth Proportional to 229.08, 343.60 and 60.04

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Solution

The fourth proportional to 229.08, 343.60 and 60.04 is: 90.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.08 : 343.60 = 60.04 : x
  2. Step 2: Convert to fraction form
    229.08/343.60 = 60.04/x
  3. Step 3: Cross multiply
    229.08x = 343.60 × 60.04
  4. Step 4: Simplify right side
    229.08x = 20,629.74
  5. Step 5: Solve for x
    x = 20,629.74/229.08
  6. Step 6: Final answer
    x = 90.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.