Home / 53,170.68-79,679.70-41,268.60

Finding the Fourth Proportional to 53,170.68, 79,679.70 and 41,268.60

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Solution

The fourth proportional to 53,170.68, 79,679.70 and 41,268.60 is: 61,843.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,170.68 : 79,679.70 = 41,268.60 : x
  2. Step 2: Convert to fraction form
    53,170.68/79,679.70 = 41,268.60/x
  3. Step 3: Cross multiply
    53,170.68x = 79,679.70 × 41,268.60
  4. Step 4: Simplify right side
    53,170.68x = 3,288,269,667.42
  5. Step 5: Solve for x
    x = 3,288,269,667.42/53,170.68
  6. Step 6: Final answer
    x = 61,843.66

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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.