Home / 179,590.56-269,415-67,309.44

Finding the Fourth Proportional to 179,590.56, 269,415 and 67,309.44

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Solution

The fourth proportional to 179,590.56, 269,415 and 67,309.44 is: 100,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,590.56 : 269,415 = 67,309.44 : x
  2. Step 2: Convert to fraction form
    179,590.56/269,415 = 67,309.44/x
  3. Step 3: Cross multiply
    179,590.56x = 269,415 × 67,309.44
  4. Step 4: Simplify right side
    179,590.56x = 18,134,172,777.60
  5. Step 5: Solve for x
    x = 18,134,172,777.60/179,590.56
  6. Step 6: Final answer
    x = 100,975.09

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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.