Home / 205,427.25-283,502.79-114,783.48

Finding the Fourth Proportional to 205,427.25, 283,502.79 and 114,783.48

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Solution

The fourth proportional to 205,427.25, 283,502.79 and 114,783.48 is: 158,408.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,427.25 : 283,502.79 = 114,783.48 : x
  2. Step 2: Convert to fraction form
    205,427.25/283,502.79 = 114,783.48/x
  3. Step 3: Cross multiply
    205,427.25x = 283,502.79 × 114,783.48
  4. Step 4: Simplify right side
    205,427.25x = 32,541,436,825.91
  5. Step 5: Solve for x
    x = 32,541,436,825.91/205,427.25
  6. Step 6: Final answer
    x = 158,408.57

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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.