Home / 54,527.78-81,815.57-26,469.38

Finding the Fourth Proportional to 54,527.78, 81,815.57 and 26,469.38

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Solution

The fourth proportional to 54,527.78, 81,815.57 and 26,469.38 is: 39,715.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,527.78 : 81,815.57 = 26,469.38 : x
  2. Step 2: Convert to fraction form
    54,527.78/81,815.57 = 26,469.38/x
  3. Step 3: Cross multiply
    54,527.78x = 81,815.57 × 26,469.38
  4. Step 4: Simplify right side
    54,527.78x = 2,165,607,583.70
  5. Step 5: Solve for x
    x = 2,165,607,583.70/54,527.78
  6. Step 6: Final answer
    x = 39,715.67

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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.