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Finding the Fourth Proportional to 106,309.44, 159,360.48 and 50,944.32

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Solution

The fourth proportional to 106,309.44, 159,360.48 and 50,944.32 is: 76,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,309.44 : 159,360.48 = 50,944.32 : x
  2. Step 2: Convert to fraction form
    106,309.44/159,360.48 = 50,944.32/x
  3. Step 3: Cross multiply
    106,309.44x = 159,360.48 × 50,944.32
  4. Step 4: Simplify right side
    106,309.44x = 8,118,511,288.47
  5. Step 5: Solve for x
    x = 8,118,511,288.47/106,309.44
  6. Step 6: Final answer
    x = 76,366.80

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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.