Home / 54,239.00-81,357.12-16,797.56

Finding the Fourth Proportional to 54,239.00, 81,357.12 and 16,797.56

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Solution

The fourth proportional to 54,239.00, 81,357.12 and 16,797.56 is: 25,195.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,239.00 : 81,357.12 = 16,797.56 : x
  2. Step 2: Convert to fraction form
    54,239.00/81,357.12 = 16,797.56/x
  3. Step 3: Cross multiply
    54,239.00x = 81,357.12 × 16,797.56
  4. Step 4: Simplify right side
    54,239.00x = 1,366,600,697.84
  5. Step 5: Solve for x
    x = 1,366,600,697.84/54,239.00
  6. Step 6: Final answer
    x = 25,195.91

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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.