Home / 54,120.02-81,181.42-25,650.33

Finding the Fourth Proportional to 54,120.02, 81,181.42 and 25,650.33

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Solution

The fourth proportional to 54,120.02, 81,181.42 and 25,650.33 is: 38,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,120.02 : 81,181.42 = 25,650.33 : x
  2. Step 2: Convert to fraction form
    54,120.02/81,181.42 = 25,650.33/x
  3. Step 3: Cross multiply
    54,120.02x = 81,181.42 × 25,650.33
  4. Step 4: Simplify right side
    54,120.02x = 2,082,330,212.87
  5. Step 5: Solve for x
    x = 2,082,330,212.87/54,120.02
  6. Step 6: Final answer
    x = 38,476.15

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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.