Home / 54,520.29-75,237.60-30,321.48

Finding the Fourth Proportional to 54,520.29, 75,237.60 and 30,321.48

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Solution

The fourth proportional to 54,520.29, 75,237.60 and 30,321.48 is: 41,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,520.29 : 75,237.60 = 30,321.48 : x
  2. Step 2: Convert to fraction form
    54,520.29/75,237.60 = 30,321.48/x
  3. Step 3: Cross multiply
    54,520.29x = 75,237.60 × 30,321.48
  4. Step 4: Simplify right side
    54,520.29x = 2,281,315,383.65
  5. Step 5: Solve for x
    x = 2,281,315,383.65/54,520.29
  6. Step 6: Final answer
    x = 41,843.42

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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.