Home / 54,571.41-75,308.25-30,698.25

Finding the Fourth Proportional to 54,571.41, 75,308.25 and 30,698.25

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Solution

The fourth proportional to 54,571.41, 75,308.25 and 30,698.25 is: 42,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,571.41 : 75,308.25 = 30,698.25 : x
  2. Step 2: Convert to fraction form
    54,571.41/75,308.25 = 30,698.25/x
  3. Step 3: Cross multiply
    54,571.41x = 75,308.25 × 30,698.25
  4. Step 4: Simplify right side
    54,571.41x = 2,311,831,485.56
  5. Step 5: Solve for x
    x = 2,311,831,485.56/54,571.41
  6. Step 6: Final answer
    x = 42,363.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.