Home / 54,905.38-82,389.21-25,323.23

Finding the Fourth Proportional to 54,905.38, 82,389.21 and 25,323.23

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Solution

The fourth proportional to 54,905.38, 82,389.21 and 25,323.23 is: 37,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,905.38 : 82,389.21 = 25,323.23 : x
  2. Step 2: Convert to fraction form
    54,905.38/82,389.21 = 25,323.23/x
  3. Step 3: Cross multiply
    54,905.38x = 82,389.21 × 25,323.23
  4. Step 4: Simplify right side
    54,905.38x = 2,086,360,914.35
  5. Step 5: Solve for x
    x = 2,086,360,914.35/54,905.38
  6. Step 6: Final answer
    x = 37,999.21

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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.