Home / 175,791.31-263,782.97-74,573.72

Finding the Fourth Proportional to 175,791.31, 263,782.97 and 74,573.72

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Solution

The fourth proportional to 175,791.31, 263,782.97 and 74,573.72 is: 111,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,791.31 : 263,782.97 = 74,573.72 : x
  2. Step 2: Convert to fraction form
    175,791.31/263,782.97 = 74,573.72/x
  3. Step 3: Cross multiply
    175,791.31x = 263,782.97 × 74,573.72
  4. Step 4: Simplify right side
    175,791.31x = 19,671,277,632.14
  5. Step 5: Solve for x
    x = 19,671,277,632.14/175,791.31
  6. Step 6: Final answer
    x = 111,901.31

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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.