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Finding the Fourth Proportional to 155.54, 233.00 and 124.52

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Solution

The fourth proportional to 155.54, 233.00 and 124.52 is: 186.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155.54 : 233.00 = 124.52 : x
  2. Step 2: Convert to fraction form
    155.54/233.00 = 124.52/x
  3. Step 3: Cross multiply
    155.54x = 233.00 × 124.52
  4. Step 4: Simplify right side
    155.54x = 29,014.05
  5. Step 5: Solve for x
    x = 29,014.05/155.54
  6. Step 6: Final answer
    x = 186.54

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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.