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Finding the Fourth Proportional to 233.77, 350.70 and 118.22

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Solution

The fourth proportional to 233.77, 350.70 and 118.22 is: 177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.77 : 350.70 = 118.22 : x
  2. Step 2: Convert to fraction form
    233.77/350.70 = 118.22/x
  3. Step 3: Cross multiply
    233.77x = 350.70 × 118.22
  4. Step 4: Simplify right side
    233.77x = 41,459.75
  5. Step 5: Solve for x
    x = 41,459.75/233.77
  6. Step 6: Final answer
    x = 177.35

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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.