Home / 179,849.58-269,929.92-69,119.34

Finding the Fourth Proportional to 179,849.58, 269,929.92 and 69,119.34

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Solution

The fourth proportional to 179,849.58, 269,929.92 and 69,119.34 is: 103,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,849.58 : 269,929.92 = 69,119.34 : x
  2. Step 2: Convert to fraction form
    179,849.58/269,929.92 = 69,119.34/x
  3. Step 3: Cross multiply
    179,849.58x = 269,929.92 × 69,119.34
  4. Step 4: Simplify right side
    179,849.58x = 18,657,377,916.65
  5. Step 5: Solve for x
    x = 18,657,377,916.65/179,849.58
  6. Step 6: Final answer
    x = 103,738.79

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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.