Home / 55,563.45-83,371.71-25,976.99

Finding the Fourth Proportional to 55,563.45, 83,371.71 and 25,976.99

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Solution

The fourth proportional to 55,563.45, 83,371.71 and 25,976.99 is: 38,977.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,563.45 : 83,371.71 = 25,976.99 : x
  2. Step 2: Convert to fraction form
    55,563.45/83,371.71 = 25,976.99/x
  3. Step 3: Cross multiply
    55,563.45x = 83,371.71 × 25,976.99
  4. Step 4: Simplify right side
    55,563.45x = 2,165,745,660.09
  5. Step 5: Solve for x
    x = 2,165,745,660.09/55,563.45
  6. Step 6: Final answer
    x = 38,977.88

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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.