Home / 175,273.78-262,805.37-68,530.57

Finding the Fourth Proportional to 175,273.78, 262,805.37 and 68,530.57

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Solution

The fourth proportional to 175,273.78, 262,805.37 and 68,530.57 is: 102,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,273.78 : 262,805.37 = 68,530.57 : x
  2. Step 2: Convert to fraction form
    175,273.78/262,805.37 = 68,530.57/x
  3. Step 3: Cross multiply
    175,273.78x = 262,805.37 × 68,530.57
  4. Step 4: Simplify right side
    175,273.78x = 18,010,200,491.13
  5. Step 5: Solve for x
    x = 18,010,200,491.13/175,273.78
  6. Step 6: Final answer
    x = 102,754.68

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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.