Home / 54,250.74-81,359.46-19,182.24

Finding the Fourth Proportional to 54,250.74, 81,359.46 and 19,182.24

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Solution

The fourth proportional to 54,250.74, 81,359.46 and 19,182.24 is: 28,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,250.74 : 81,359.46 = 19,182.24 : x
  2. Step 2: Convert to fraction form
    54,250.74/81,359.46 = 19,182.24/x
  3. Step 3: Cross multiply
    54,250.74x = 81,359.46 × 19,182.24
  4. Step 4: Simplify right side
    54,250.74x = 1,560,656,687.99
  5. Step 5: Solve for x
    x = 1,560,656,687.99/54,250.74
  6. Step 6: Final answer
    x = 28,767.47

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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.