Home / 54,793.08-75,608.94-30,918.33

Finding the Fourth Proportional to 54,793.08, 75,608.94 and 30,918.33

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Solution

The fourth proportional to 54,793.08, 75,608.94 and 30,918.33 is: 42,664.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,793.08 : 75,608.94 = 30,918.33 : x
  2. Step 2: Convert to fraction form
    54,793.08/75,608.94 = 30,918.33/x
  3. Step 3: Cross multiply
    54,793.08x = 75,608.94 × 30,918.33
  4. Step 4: Simplify right side
    54,793.08x = 2,337,702,157.87
  5. Step 5: Solve for x
    x = 2,337,702,157.87/54,793.08
  6. Step 6: Final answer
    x = 42,664.19

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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.