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Finding the Fourth Proportional to 101,015.31, 151,523.73 and 44,840.32

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Solution

The fourth proportional to 101,015.31, 151,523.73 and 44,840.32 is: 67,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,015.31 : 151,523.73 = 44,840.32 : x
  2. Step 2: Convert to fraction form
    101,015.31/151,523.73 = 44,840.32/x
  3. Step 3: Cross multiply
    101,015.31x = 151,523.73 × 44,840.32
  4. Step 4: Simplify right side
    101,015.31x = 6,794,372,540.79
  5. Step 5: Solve for x
    x = 6,794,372,540.79/101,015.31
  6. Step 6: Final answer
    x = 67,260.82

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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.