Home / 83,786.04-125,608.37-36,365.40

Finding the Fourth Proportional to 83,786.04, 125,608.37 and 36,365.40

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Solution

The fourth proportional to 83,786.04, 125,608.37 and 36,365.40 is: 54,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,786.04 : 125,608.37 = 36,365.40 : x
  2. Step 2: Convert to fraction form
    83,786.04/125,608.37 = 36,365.40/x
  3. Step 3: Cross multiply
    83,786.04x = 125,608.37 × 36,365.40
  4. Step 4: Simplify right side
    83,786.04x = 4,567,798,436.57
  5. Step 5: Solve for x
    x = 4,567,798,436.57/83,786.04
  6. Step 6: Final answer
    x = 54,517.42

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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.