Home / 54,119.14-81,186.33-16,682.23

Finding the Fourth Proportional to 54,119.14, 81,186.33 and 16,682.23

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Solution

The fourth proportional to 54,119.14, 81,186.33 and 16,682.23 is: 25,025.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,119.14 : 81,186.33 = 16,682.23 : x
  2. Step 2: Convert to fraction form
    54,119.14/81,186.33 = 16,682.23/x
  3. Step 3: Cross multiply
    54,119.14x = 81,186.33 × 16,682.23
  4. Step 4: Simplify right side
    54,119.14x = 1,354,369,029.92
  5. Step 5: Solve for x
    x = 1,354,369,029.92/54,119.14
  6. Step 6: Final answer
    x = 25,025.69

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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.