Home / 54,976.60-75,828.62-50,453.90

Finding the Fourth Proportional to 54,976.60, 75,828.62 and 50,453.90

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Solution

The fourth proportional to 54,976.60, 75,828.62 and 50,453.90 is: 69,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,976.60 : 75,828.62 = 50,453.90 : x
  2. Step 2: Convert to fraction form
    54,976.60/75,828.62 = 50,453.90/x
  3. Step 3: Cross multiply
    54,976.60x = 75,828.62 × 50,453.90
  4. Step 4: Simplify right side
    54,976.60x = 3,825,849,610.62
  5. Step 5: Solve for x
    x = 3,825,849,610.62/54,976.60
  6. Step 6: Final answer
    x = 69,590.51

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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.