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Finding the Fourth Proportional to 98.03, 146.99 and 29.53

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Solution

The fourth proportional to 98.03, 146.99 and 29.53 is: 44.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98.03 : 146.99 = 29.53 : x
  2. Step 2: Convert to fraction form
    98.03/146.99 = 29.53/x
  3. Step 3: Cross multiply
    98.03x = 146.99 × 29.53
  4. Step 4: Simplify right side
    98.03x = 4,340.10
  5. Step 5: Solve for x
    x = 4,340.10/98.03
  6. Step 6: Final answer
    x = 44.28

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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.