Home / 69,291.27-95,620.62-39,076.05

Finding the Fourth Proportional to 69,291.27, 95,620.62 and 39,076.05

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Solution

The fourth proportional to 69,291.27, 95,620.62 and 39,076.05 is: 53,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,291.27 : 95,620.62 = 39,076.05 : x
  2. Step 2: Convert to fraction form
    69,291.27/95,620.62 = 39,076.05/x
  3. Step 3: Cross multiply
    69,291.27x = 95,620.62 × 39,076.05
  4. Step 4: Simplify right side
    69,291.27x = 3,736,476,128.15
  5. Step 5: Solve for x
    x = 3,736,476,128.15/69,291.27
  6. Step 6: Final answer
    x = 53,924.20

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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.