Home / 175,180.50-262,936.89-108,418.68

Finding the Fourth Proportional to 175,180.50, 262,936.89 and 108,418.68

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Solution

The fourth proportional to 175,180.50, 262,936.89 and 108,418.68 is: 162,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,180.50 : 262,936.89 = 108,418.68 : x
  2. Step 2: Convert to fraction form
    175,180.50/262,936.89 = 108,418.68/x
  3. Step 3: Cross multiply
    175,180.50x = 262,936.89 × 108,418.68
  4. Step 4: Simplify right side
    175,180.50x = 28,507,270,537.11
  5. Step 5: Solve for x
    x = 28,507,270,537.11/175,180.50
  6. Step 6: Final answer
    x = 162,730.84

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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.