Home / 55,821.62-77,033.43-30,327.75

Finding the Fourth Proportional to 55,821.62, 77,033.43 and 30,327.75

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Solution

The fourth proportional to 55,821.62, 77,033.43 and 30,327.75 is: 41,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,821.62 : 77,033.43 = 30,327.75 : x
  2. Step 2: Convert to fraction form
    55,821.62/77,033.43 = 30,327.75/x
  3. Step 3: Cross multiply
    55,821.62x = 77,033.43 × 30,327.75
  4. Step 4: Simplify right side
    55,821.62x = 2,336,250,606.68
  5. Step 5: Solve for x
    x = 2,336,250,606.68/55,821.62
  6. Step 6: Final answer
    x = 41,852.07

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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.