Home / 179,623.23-269,288.73-67,240.50

Finding the Fourth Proportional to 179,623.23, 269,288.73 and 67,240.50

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Solution

The fourth proportional to 179,623.23, 269,288.73 and 67,240.50 is: 100,806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,623.23 : 269,288.73 = 67,240.50 : x
  2. Step 2: Convert to fraction form
    179,623.23/269,288.73 = 67,240.50/x
  3. Step 3: Cross multiply
    179,623.23x = 269,288.73 × 67,240.50
  4. Step 4: Simplify right side
    179,623.23x = 18,107,108,849.57
  5. Step 5: Solve for x
    x = 18,107,108,849.57/179,623.23
  6. Step 6: Final answer
    x = 100,806.05

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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.