Home / 179,982.80-269,970.36-55,321.04

Finding the Fourth Proportional to 179,982.80, 269,970.36 and 55,321.04

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Solution

The fourth proportional to 179,982.80, 269,970.36 and 55,321.04 is: 82,980.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,982.80 : 269,970.36 = 55,321.04 : x
  2. Step 2: Convert to fraction form
    179,982.80/269,970.36 = 55,321.04/x
  3. Step 3: Cross multiply
    179,982.80x = 269,970.36 × 55,321.04
  4. Step 4: Simplify right side
    179,982.80x = 14,935,041,084.37
  5. Step 5: Solve for x
    x = 14,935,041,084.37/179,982.80
  6. Step 6: Final answer
    x = 82,980.38

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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.