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Finding the Fourth Proportional to 184.55, 254.34 and 179.28

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Solution

The fourth proportional to 184.55, 254.34 and 179.28 is: 247.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.55 : 254.34 = 179.28 : x
  2. Step 2: Convert to fraction form
    184.55/254.34 = 179.28/x
  3. Step 3: Cross multiply
    184.55x = 254.34 × 179.28
  4. Step 4: Simplify right side
    184.55x = 45,598.08
  5. Step 5: Solve for x
    x = 45,598.08/184.55
  6. Step 6: Final answer
    x = 247.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.