Home / 54,059.84-81,087.36-16,618.40

Finding the Fourth Proportional to 54,059.84, 81,087.36 and 16,618.40

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Solution

The fourth proportional to 54,059.84, 81,087.36 and 16,618.40 is: 24,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,059.84 : 81,087.36 = 16,618.40 : x
  2. Step 2: Convert to fraction form
    54,059.84/81,087.36 = 16,618.40/x
  3. Step 3: Cross multiply
    54,059.84x = 81,087.36 × 16,618.40
  4. Step 4: Simplify right side
    54,059.84x = 1,347,542,183.42
  5. Step 5: Solve for x
    x = 1,347,542,183.42/54,059.84
  6. Step 6: Final answer
    x = 24,926.86

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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.