Home / 54,768.94-82,154.15-19,228.84

Finding the Fourth Proportional to 54,768.94, 82,154.15 and 19,228.84

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Solution

The fourth proportional to 54,768.94, 82,154.15 and 19,228.84 is: 28,843.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,768.94 : 82,154.15 = 19,228.84 : x
  2. Step 2: Convert to fraction form
    54,768.94/82,154.15 = 19,228.84/x
  3. Step 3: Cross multiply
    54,768.94x = 82,154.15 × 19,228.84
  4. Step 4: Simplify right side
    54,768.94x = 1,579,729,005.69
  5. Step 5: Solve for x
    x = 1,579,729,005.69/54,768.94
  6. Step 6: Final answer
    x = 28,843.52

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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.