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Finding the Fourth Proportional to 182.95, 252.41 and 130.51

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Solution

The fourth proportional to 182.95, 252.41 and 130.51 is: 180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.95 : 252.41 = 130.51 : x
  2. Step 2: Convert to fraction form
    182.95/252.41 = 130.51/x
  3. Step 3: Cross multiply
    182.95x = 252.41 × 130.51
  4. Step 4: Simplify right side
    182.95x = 32,942.03
  5. Step 5: Solve for x
    x = 32,942.03/182.95
  6. Step 6: Final answer
    x = 180.06

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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.