Home / 179,226.72-268,840.10-74,048.43

Finding the Fourth Proportional to 179,226.72, 268,840.10 and 74,048.43

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Solution

The fourth proportional to 179,226.72, 268,840.10 and 74,048.43 is: 111,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,226.72 : 268,840.10 = 74,048.43 : x
  2. Step 2: Convert to fraction form
    179,226.72/268,840.10 = 74,048.43/x
  3. Step 3: Cross multiply
    179,226.72x = 268,840.10 × 74,048.43
  4. Step 4: Simplify right side
    179,226.72x = 19,907,187,326.04
  5. Step 5: Solve for x
    x = 19,907,187,326.04/179,226.72
  6. Step 6: Final answer
    x = 111,072.65

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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.