Home / 54,033.12-80,994.24-20,744.22

Finding the Fourth Proportional to 54,033.12, 80,994.24 and 20,744.22

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Solution

The fourth proportional to 54,033.12, 80,994.24 and 20,744.22 is: 31,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,033.12 : 80,994.24 = 20,744.22 : x
  2. Step 2: Convert to fraction form
    54,033.12/80,994.24 = 20,744.22/x
  3. Step 3: Cross multiply
    54,033.12x = 80,994.24 × 20,744.22
  4. Step 4: Simplify right side
    54,033.12x = 1,680,162,333.29
  5. Step 5: Solve for x
    x = 1,680,162,333.29/54,033.12
  6. Step 6: Final answer
    x = 31,095.05

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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.