Home / 83,975.80-125,961.73-34,042.54

Finding the Fourth Proportional to 83,975.80, 125,961.73 and 34,042.54

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Solution

The fourth proportional to 83,975.80, 125,961.73 and 34,042.54 is: 51,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,975.80 : 125,961.73 = 34,042.54 : x
  2. Step 2: Convert to fraction form
    83,975.80/125,961.73 = 34,042.54/x
  3. Step 3: Cross multiply
    83,975.80x = 125,961.73 × 34,042.54
  4. Step 4: Simplify right side
    83,975.80x = 4,288,057,231.99
  5. Step 5: Solve for x
    x = 4,288,057,231.99/83,975.80
  6. Step 6: Final answer
    x = 51,063.01

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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.