Home / 54,960.96-75,845.60-29,810.56

Finding the Fourth Proportional to 54,960.96, 75,845.60 and 29,810.56

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Solution

The fourth proportional to 54,960.96, 75,845.60 and 29,810.56 is: 41,138.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,960.96 : 75,845.60 = 29,810.56 : x
  2. Step 2: Convert to fraction form
    54,960.96/75,845.60 = 29,810.56/x
  3. Step 3: Cross multiply
    54,960.96x = 75,845.60 × 29,810.56
  4. Step 4: Simplify right side
    54,960.96x = 2,260,999,809.54
  5. Step 5: Solve for x
    x = 2,260,999,809.54/54,960.96
  6. Step 6: Final answer
    x = 41,138.29

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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.