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Finding the Fourth Proportional to 183.04, 253.60 and 170.56

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Solution

The fourth proportional to 183.04, 253.60 and 170.56 is: 236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.04 : 253.60 = 170.56 : x
  2. Step 2: Convert to fraction form
    183.04/253.60 = 170.56/x
  3. Step 3: Cross multiply
    183.04x = 253.60 × 170.56
  4. Step 4: Simplify right side
    183.04x = 43,254.02
  5. Step 5: Solve for x
    x = 43,254.02/183.04
  6. Step 6: Final answer
    x = 236.31

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.