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Finding the Fourth Proportional to 132.74, 183.26 and 114.01

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Solution

The fourth proportional to 132.74, 183.26 and 114.01 is: 157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.74 : 183.26 = 114.01 : x
  2. Step 2: Convert to fraction form
    132.74/183.26 = 114.01/x
  3. Step 3: Cross multiply
    132.74x = 183.26 × 114.01
  4. Step 4: Simplify right side
    132.74x = 20,893.30
  5. Step 5: Solve for x
    x = 20,893.30/132.74
  6. Step 6: Final answer
    x = 157.40

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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.