Home / 179,422.75-268,949.40-79,629.94

Finding the Fourth Proportional to 179,422.75, 268,949.40 and 79,629.94

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Solution

The fourth proportional to 179,422.75, 268,949.40 and 79,629.94 is: 119,362.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,422.75 : 268,949.40 = 79,629.94 : x
  2. Step 2: Convert to fraction form
    179,422.75/268,949.40 = 79,629.94/x
  3. Step 3: Cross multiply
    179,422.75x = 268,949.40 × 79,629.94
  4. Step 4: Simplify right side
    179,422.75x = 21,416,424,585.04
  5. Step 5: Solve for x
    x = 21,416,424,585.04/179,422.75
  6. Step 6: Final answer
    x = 119,362.93

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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.