Home / 205,761.24-308,429.94-116,826.87

Finding the Fourth Proportional to 205,761.24, 308,429.94 and 116,826.87

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Solution

The fourth proportional to 205,761.24, 308,429.94 and 116,826.87 is: 175,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,761.24 : 308,429.94 = 116,826.87 : x
  2. Step 2: Convert to fraction form
    205,761.24/308,429.94 = 116,826.87/x
  3. Step 3: Cross multiply
    205,761.24x = 308,429.94 × 116,826.87
  4. Step 4: Simplify right side
    205,761.24x = 36,032,904,504.49
  5. Step 5: Solve for x
    x = 36,032,904,504.49/205,761.24
  6. Step 6: Final answer
    x = 175,119.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.