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Finding the Fourth Proportional to 118.33, 176.50 and 101.89

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Solution

The fourth proportional to 118.33, 176.50 and 101.89 is: 151.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    118.33 : 176.50 = 101.89 : x
  2. Step 2: Convert to fraction form
    118.33/176.50 = 101.89/x
  3. Step 3: Cross multiply
    118.33x = 176.50 × 101.89
  4. Step 4: Simplify right side
    118.33x = 17,983.36
  5. Step 5: Solve for x
    x = 17,983.36/118.33
  6. Step 6: Final answer
    x = 151.98

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.