Home / 141,862.26-195,771.26-78,202.33

Finding the Fourth Proportional to 141,862.26, 195,771.26 and 78,202.33

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Solution

The fourth proportional to 141,862.26, 195,771.26 and 78,202.33 is: 107,919.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,862.26 : 195,771.26 = 78,202.33 : x
  2. Step 2: Convert to fraction form
    141,862.26/195,771.26 = 78,202.33/x
  3. Step 3: Cross multiply
    141,862.26x = 195,771.26 × 78,202.33
  4. Step 4: Simplify right side
    141,862.26x = 15,309,768,679.04
  5. Step 5: Solve for x
    x = 15,309,768,679.04/141,862.26
  6. Step 6: Final answer
    x = 107,919.95

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1.5x scale

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.