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Finding the Fourth Proportional to 101,023.20, 151,520.40 and 34,466.40

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Solution

The fourth proportional to 101,023.20, 151,520.40 and 34,466.40 is: 51,694.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,023.20 : 151,520.40 = 34,466.40 : x
  2. Step 2: Convert to fraction form
    101,023.20/151,520.40 = 34,466.40/x
  3. Step 3: Cross multiply
    101,023.20x = 151,520.40 × 34,466.40
  4. Step 4: Simplify right side
    101,023.20x = 5,222,362,714.56
  5. Step 5: Solve for x
    x = 5,222,362,714.56/101,023.20
  6. Step 6: Final answer
    x = 51,694.69

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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.