Home / 54,087.42-81,109.22-22,476

Finding the Fourth Proportional to 54,087.42, 81,109.22 and 22,476

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Solution

The fourth proportional to 54,087.42, 81,109.22 and 22,476 is: 33,704.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,087.42 : 81,109.22 = 22,476 : x
  2. Step 2: Convert to fraction form
    54,087.42/81,109.22 = 22,476/x
  3. Step 3: Cross multiply
    54,087.42x = 81,109.22 × 22,476
  4. Step 4: Simplify right side
    54,087.42x = 1,823,010,716.34
  5. Step 5: Solve for x
    x = 1,823,010,716.34/54,087.42
  6. Step 6: Final answer
    x = 33,704.89

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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.