Home / 54,639.06-81,958.68-15,196.20

Finding the Fourth Proportional to 54,639.06, 81,958.68 and 15,196.20

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Solution

The fourth proportional to 54,639.06, 81,958.68 and 15,196.20 is: 22,794.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,639.06 : 81,958.68 = 15,196.20 : x
  2. Step 2: Convert to fraction form
    54,639.06/81,958.68 = 15,196.20/x
  3. Step 3: Cross multiply
    54,639.06x = 81,958.68 × 15,196.20
  4. Step 4: Simplify right side
    54,639.06x = 1,245,460,493.02
  5. Step 5: Solve for x
    x = 1,245,460,493.02/54,639.06
  6. Step 6: Final answer
    x = 22,794.33

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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.