Home / 179,378.95-268,883.79-79,586.14

Finding the Fourth Proportional to 179,378.95, 268,883.79 and 79,586.14

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Solution

The fourth proportional to 179,378.95, 268,883.79 and 79,586.14 is: 119,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,378.95 : 268,883.79 = 79,586.14 : x
  2. Step 2: Convert to fraction form
    179,378.95/268,883.79 = 79,586.14/x
  3. Step 3: Cross multiply
    179,378.95x = 268,883.79 × 79,586.14
  4. Step 4: Simplify right side
    179,378.95x = 21,399,422,954.67
  5. Step 5: Solve for x
    x = 21,399,422,954.67/179,378.95
  6. Step 6: Final answer
    x = 119,297.29

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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.