Home / 54,038.80-74,571.60-33,906.52

Finding the Fourth Proportional to 54,038.80, 74,571.60 and 33,906.52

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Solution

The fourth proportional to 54,038.80, 74,571.60 and 33,906.52 is: 46,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,038.80 : 74,571.60 = 33,906.52 : x
  2. Step 2: Convert to fraction form
    54,038.80/74,571.60 = 33,906.52/x
  3. Step 3: Cross multiply
    54,038.80x = 74,571.60 × 33,906.52
  4. Step 4: Simplify right side
    54,038.80x = 2,528,463,446.83
  5. Step 5: Solve for x
    x = 2,528,463,446.83/54,038.80
  6. Step 6: Final answer
    x = 46,789.78

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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.