Home / 205,453.09-283,519.83-114,809.80

Finding the Fourth Proportional to 205,453.09, 283,519.83 and 114,809.80

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Solution

The fourth proportional to 205,453.09, 283,519.83 and 114,809.80 is: 158,434.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,453.09 : 283,519.83 = 114,809.80 : x
  2. Step 2: Convert to fraction form
    205,453.09/283,519.83 = 114,809.80/x
  3. Step 3: Cross multiply
    205,453.09x = 283,519.83 × 114,809.80
  4. Step 4: Simplify right side
    205,453.09x = 32,550,854,978.33
  5. Step 5: Solve for x
    x = 32,550,854,978.33/205,453.09
  6. Step 6: Final answer
    x = 158,434.49

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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.