Home / 54,115.35-74,702.89-41,369.07

Finding the Fourth Proportional to 54,115.35, 74,702.89 and 41,369.07

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Solution

The fourth proportional to 54,115.35, 74,702.89 and 41,369.07 is: 57,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,115.35 : 74,702.89 = 41,369.07 : x
  2. Step 2: Convert to fraction form
    54,115.35/74,702.89 = 41,369.07/x
  3. Step 3: Cross multiply
    54,115.35x = 74,702.89 × 41,369.07
  4. Step 4: Simplify right side
    54,115.35x = 3,090,388,857.19
  5. Step 5: Solve for x
    x = 3,090,388,857.19/54,115.35
  6. Step 6: Final answer
    x = 57,107.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.