Home / 54,395.50-81,593.79-19,336.54

Finding the Fourth Proportional to 54,395.50, 81,593.79 and 19,336.54

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Solution

The fourth proportional to 54,395.50, 81,593.79 and 19,336.54 is: 29,005.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,395.50 : 81,593.79 = 19,336.54 : x
  2. Step 2: Convert to fraction form
    54,395.50/81,593.79 = 19,336.54/x
  3. Step 3: Cross multiply
    54,395.50x = 81,593.79 × 19,336.54
  4. Step 4: Simplify right side
    54,395.50x = 1,577,741,584.09
  5. Step 5: Solve for x
    x = 1,577,741,584.09/54,395.50
  6. Step 6: Final answer
    x = 29,005.00

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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.