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Finding the Fourth Proportional to 245.02, 366.99 and 123.02

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Solution

The fourth proportional to 245.02, 366.99 and 123.02 is: 184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.02 : 366.99 = 123.02 : x
  2. Step 2: Convert to fraction form
    245.02/366.99 = 123.02/x
  3. Step 3: Cross multiply
    245.02x = 366.99 × 123.02
  4. Step 4: Simplify right side
    245.02x = 45,147.11
  5. Step 5: Solve for x
    x = 45,147.11/245.02
  6. Step 6: Final answer
    x = 184.26

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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.