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Finding the Fourth Proportional to 183.59, 253.46 and 168.77

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Solution

The fourth proportional to 183.59, 253.46 and 168.77 is: 232.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.59 : 253.46 = 168.77 : x
  2. Step 2: Convert to fraction form
    183.59/253.46 = 168.77/x
  3. Step 3: Cross multiply
    183.59x = 253.46 × 168.77
  4. Step 4: Simplify right side
    183.59x = 42,776.55
  5. Step 5: Solve for x
    x = 42,776.55/183.59
  6. Step 6: Final answer
    x = 232.99

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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.