Home / 115,996.50-174,016.62-53,667

Finding the Fourth Proportional to 115,996.50, 174,016.62 and 53,667

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Solution

The fourth proportional to 115,996.50, 174,016.62 and 53,667 is: 80,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,996.50 : 174,016.62 = 53,667 : x
  2. Step 2: Convert to fraction form
    115,996.50/174,016.62 = 53,667/x
  3. Step 3: Cross multiply
    115,996.50x = 174,016.62 × 53,667
  4. Step 4: Simplify right side
    115,996.50x = 9,338,949,945.54
  5. Step 5: Solve for x
    x = 9,338,949,945.54/115,996.50
  6. Step 6: Final answer
    x = 80,510.62

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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.