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Finding the Fourth Proportional to 153.01, 229.60 and 100.95

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Solution

The fourth proportional to 153.01, 229.60 and 100.95 is: 151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    153.01 : 229.60 = 100.95 : x
  2. Step 2: Convert to fraction form
    153.01/229.60 = 100.95/x
  3. Step 3: Cross multiply
    153.01x = 229.60 × 100.95
  4. Step 4: Simplify right side
    153.01x = 23,177.87
  5. Step 5: Solve for x
    x = 23,177.87/153.01
  6. Step 6: Final answer
    x = 151.48

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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.