Home / 49,828.20-68,765.64-28,608.82

Finding the Fourth Proportional to 49,828.20, 68,765.64 and 28,608.82

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Solution

The fourth proportional to 49,828.20, 68,765.64 and 28,608.82 is: 39,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,828.20 : 68,765.64 = 28,608.82 : x
  2. Step 2: Convert to fraction form
    49,828.20/68,765.64 = 28,608.82/x
  3. Step 3: Cross multiply
    49,828.20x = 68,765.64 × 28,608.82
  4. Step 4: Simplify right side
    49,828.20x = 1,967,303,816.94
  5. Step 5: Solve for x
    x = 1,967,303,816.94/49,828.20
  6. Step 6: Final answer
    x = 39,481.74

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1.5x scale

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.