Home / 174,386.49-261,764.06-80,982.33

Finding the Fourth Proportional to 174,386.49, 261,764.06 and 80,982.33

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Solution

The fourth proportional to 174,386.49, 261,764.06 and 80,982.33 is: 121,559.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,386.49 : 261,764.06 = 80,982.33 : x
  2. Step 2: Convert to fraction form
    174,386.49/261,764.06 = 80,982.33/x
  3. Step 3: Cross multiply
    174,386.49x = 261,764.06 × 80,982.33
  4. Step 4: Simplify right side
    174,386.49x = 21,198,263,084.15
  5. Step 5: Solve for x
    x = 21,198,263,084.15/174,386.49
  6. Step 6: Final answer
    x = 121,559.09

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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.