Home / 68,975.19-95,188.01-38,766.33

Finding the Fourth Proportional to 68,975.19, 95,188.01 and 38,766.33

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Solution

The fourth proportional to 68,975.19, 95,188.01 and 38,766.33 is: 53,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,975.19 : 95,188.01 = 38,766.33 : x
  2. Step 2: Convert to fraction form
    68,975.19/95,188.01 = 38,766.33/x
  3. Step 3: Cross multiply
    68,975.19x = 95,188.01 × 38,766.33
  4. Step 4: Simplify right side
    68,975.19x = 3,690,089,613.87
  5. Step 5: Solve for x
    x = 3,690,089,613.87/68,975.19
  6. Step 6: Final answer
    x = 53,498.80

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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.