Home / 54,117.39-81,183.71-16,680.48

Finding the Fourth Proportional to 54,117.39, 81,183.71 and 16,680.48

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Solution

The fourth proportional to 54,117.39, 81,183.71 and 16,680.48 is: 25,023.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117.39 : 81,183.71 = 16,680.48 : x
  2. Step 2: Convert to fraction form
    54,117.39/81,183.71 = 16,680.48/x
  3. Step 3: Cross multiply
    54,117.39x = 81,183.71 × 16,680.48
  4. Step 4: Simplify right side
    54,117.39x = 1,354,183,167.58
  5. Step 5: Solve for x
    x = 1,354,183,167.58/54,117.39
  6. Step 6: Final answer
    x = 25,023.07

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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.