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Finding the Fourth Proportional to 223.33, 334.88 and 101.60

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Solution

The fourth proportional to 223.33, 334.88 and 101.60 is: 152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.33 : 334.88 = 101.60 : x
  2. Step 2: Convert to fraction form
    223.33/334.88 = 101.60/x
  3. Step 3: Cross multiply
    223.33x = 334.88 × 101.60
  4. Step 4: Simplify right side
    223.33x = 34,025.72
  5. Step 5: Solve for x
    x = 34,025.72/223.33
  6. Step 6: Final answer
    x = 152.35

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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.