Home / 53,928.24-80,949.87-47,727.69

Finding the Fourth Proportional to 53,928.24, 80,949.87 and 47,727.69

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Solution

The fourth proportional to 53,928.24, 80,949.87 and 47,727.69 is: 71,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,928.24 : 80,949.87 = 47,727.69 : x
  2. Step 2: Convert to fraction form
    53,928.24/80,949.87 = 47,727.69/x
  3. Step 3: Cross multiply
    53,928.24x = 80,949.87 × 47,727.69
  4. Step 4: Simplify right side
    53,928.24x = 3,863,550,300.90
  5. Step 5: Solve for x
    x = 3,863,550,300.90/53,928.24
  6. Step 6: Final answer
    x = 71,642.43

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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.