Home / 179,724.48-269,683.84-74,616

Finding the Fourth Proportional to 179,724.48, 269,683.84 and 74,616

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Solution

The fourth proportional to 179,724.48, 269,683.84 and 74,616 is: 111,964.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,724.48 : 269,683.84 = 74,616 : x
  2. Step 2: Convert to fraction form
    179,724.48/269,683.84 = 74,616/x
  3. Step 3: Cross multiply
    179,724.48x = 269,683.84 × 74,616
  4. Step 4: Simplify right side
    179,724.48x = 20,122,729,405.44
  5. Step 5: Solve for x
    x = 20,122,729,405.44/179,724.48
  6. Step 6: Final answer
    x = 111,964.32

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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.