Home / 205,649.73-283,732.07-114,993.45

Finding the Fourth Proportional to 205,649.73, 283,732.07 and 114,993.45

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Solution

The fourth proportional to 205,649.73, 283,732.07 and 114,993.45 is: 158,654.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,649.73 : 283,732.07 = 114,993.45 : x
  2. Step 2: Convert to fraction form
    205,649.73/283,732.07 = 114,993.45/x
  3. Step 3: Cross multiply
    205,649.73x = 283,732.07 × 114,993.45
  4. Step 4: Simplify right side
    205,649.73x = 32,627,329,029.97
  5. Step 5: Solve for x
    x = 32,627,329,029.97/205,649.73
  6. Step 6: Final answer
    x = 158,654.86

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1.5x scale

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.