Home / 140,069.66-193,290.42-82,727.54

Finding the Fourth Proportional to 140,069.66, 193,290.42 and 82,727.54

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Solution

The fourth proportional to 140,069.66, 193,290.42 and 82,727.54 is: 114,160.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,069.66 : 193,290.42 = 82,727.54 : x
  2. Step 2: Convert to fraction form
    140,069.66/193,290.42 = 82,727.54/x
  3. Step 3: Cross multiply
    140,069.66x = 193,290.42 × 82,727.54
  4. Step 4: Simplify right side
    140,069.66x = 15,990,440,952.17
  5. Step 5: Solve for x
    x = 15,990,440,952.17/140,069.66
  6. Step 6: Final answer
    x = 114,160.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.