Home / 205,625.67-283,789.85-114,986.71

Finding the Fourth Proportional to 205,625.67, 283,789.85 and 114,986.71

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Solution

The fourth proportional to 205,625.67, 283,789.85 and 114,986.71 is: 158,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,625.67 : 283,789.85 = 114,986.71 : x
  2. Step 2: Convert to fraction form
    205,625.67/283,789.85 = 114,986.71/x
  3. Step 3: Cross multiply
    205,625.67x = 283,789.85 × 114,986.71
  4. Step 4: Simplify right side
    205,625.67x = 32,632,060,207.55
  5. Step 5: Solve for x
    x = 32,632,060,207.55/205,625.67
  6. Step 6: Final answer
    x = 158,696.43

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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.