Home / 179,622.73-269,287.98-67,240

Finding the Fourth Proportional to 179,622.73, 269,287.98 and 67,240

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Solution

The fourth proportional to 179,622.73, 269,287.98 and 67,240 is: 100,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,622.73 : 269,287.98 = 67,240 : x
  2. Step 2: Convert to fraction form
    179,622.73/269,287.98 = 67,240/x
  3. Step 3: Cross multiply
    179,622.73x = 269,287.98 × 67,240
  4. Step 4: Simplify right side
    179,622.73x = 18,106,923,775.20
  5. Step 5: Solve for x
    x = 18,106,923,775.20/179,622.73
  6. Step 6: Final answer
    x = 100,805.30

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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.