Home / 54,143.44-81,222.78-16,706.55

Finding the Fourth Proportional to 54,143.44, 81,222.78 and 16,706.55

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Solution

The fourth proportional to 54,143.44, 81,222.78 and 16,706.55 is: 25,062.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,143.44 : 81,222.78 = 16,706.55 : x
  2. Step 2: Convert to fraction form
    54,143.44/81,222.78 = 16,706.55/x
  3. Step 3: Cross multiply
    54,143.44x = 81,222.78 × 16,706.55
  4. Step 4: Simplify right side
    54,143.44x = 1,356,952,435.21
  5. Step 5: Solve for x
    x = 1,356,952,435.21/54,143.44
  6. Step 6: Final answer
    x = 25,062.18

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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.