Home / 54,619.92-75,359.16-33,377.40

Finding the Fourth Proportional to 54,619.92, 75,359.16 and 33,377.40

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Solution

The fourth proportional to 54,619.92, 75,359.16 and 33,377.40 is: 46,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,619.92 : 75,359.16 = 33,377.40 : x
  2. Step 2: Convert to fraction form
    54,619.92/75,359.16 = 33,377.40/x
  3. Step 3: Cross multiply
    54,619.92x = 75,359.16 × 33,377.40
  4. Step 4: Simplify right side
    54,619.92x = 2,515,292,826.98
  5. Step 5: Solve for x
    x = 2,515,292,826.98/54,619.92
  6. Step 6: Final answer
    x = 46,050.83

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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.