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Finding the Fourth Proportional to 184.89, 276.93 and 137.10

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Solution

The fourth proportional to 184.89, 276.93 and 137.10 is: 205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.89 : 276.93 = 137.10 : x
  2. Step 2: Convert to fraction form
    184.89/276.93 = 137.10/x
  3. Step 3: Cross multiply
    184.89x = 276.93 × 137.10
  4. Step 4: Simplify right side
    184.89x = 37,967.10
  5. Step 5: Solve for x
    x = 37,967.10/184.89
  6. Step 6: Final answer
    x = 205.35

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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.