Home / 38,571.20-57,727.20-26,907.20

Finding the Fourth Proportional to 38,571.20, 57,727.20 and 26,907.20

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Solution

The fourth proportional to 38,571.20, 57,727.20 and 26,907.20 is: 40,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,571.20 : 57,727.20 = 26,907.20 : x
  2. Step 2: Convert to fraction form
    38,571.20/57,727.20 = 26,907.20/x
  3. Step 3: Cross multiply
    38,571.20x = 57,727.20 × 26,907.20
  4. Step 4: Simplify right side
    38,571.20x = 1,553,277,315.84
  5. Step 5: Solve for x
    x = 1,553,277,315.84/38,571.20
  6. Step 6: Final answer
    x = 40,270.39

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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.