Home / 54,117.06-81,183.69-19,050.54

Finding the Fourth Proportional to 54,117.06, 81,183.69 and 19,050.54

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Solution

The fourth proportional to 54,117.06, 81,183.69 and 19,050.54 is: 28,578.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117.06 : 81,183.69 = 19,050.54 : x
  2. Step 2: Convert to fraction form
    54,117.06/81,183.69 = 19,050.54/x
  3. Step 3: Cross multiply
    54,117.06x = 81,183.69 × 19,050.54
  4. Step 4: Simplify right side
    54,117.06x = 1,546,593,133.69
  5. Step 5: Solve for x
    x = 1,546,593,133.69/54,117.06
  6. Step 6: Final answer
    x = 28,578.66

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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.