Home / 49,994.97-69,010.43-28,782.69

Finding the Fourth Proportional to 49,994.97, 69,010.43 and 28,782.69

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Solution

The fourth proportional to 49,994.97, 69,010.43 and 28,782.69 is: 39,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,994.97 : 69,010.43 = 28,782.69 : x
  2. Step 2: Convert to fraction form
    49,994.97/69,010.43 = 28,782.69/x
  3. Step 3: Cross multiply
    49,994.97x = 69,010.43 × 28,782.69
  4. Step 4: Simplify right side
    49,994.97x = 1,986,305,669.54
  5. Step 5: Solve for x
    x = 1,986,305,669.54/49,994.97
  6. Step 6: Final answer
    x = 39,730.11

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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.