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Finding the Fourth Proportional to 101,198.63, 151,800.38 and 34,638.32

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Solution

The fourth proportional to 101,198.63, 151,800.38 and 34,638.32 is: 51,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,198.63 : 151,800.38 = 34,638.32 : x
  2. Step 2: Convert to fraction form
    101,198.63/151,800.38 = 34,638.32/x
  3. Step 3: Cross multiply
    101,198.63x = 151,800.38 × 34,638.32
  4. Step 4: Simplify right side
    101,198.63x = 5,258,110,138.56
  5. Step 5: Solve for x
    x = 5,258,110,138.56/101,198.63
  6. Step 6: Final answer
    x = 51,958.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.