Home / 141,941.33-195,879.23-77,410.71

Finding the Fourth Proportional to 141,941.33, 195,879.23 and 77,410.71

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Solution

The fourth proportional to 141,941.33, 195,879.23 and 77,410.71 is: 106,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,941.33 : 195,879.23 = 77,410.71 : x
  2. Step 2: Convert to fraction form
    141,941.33/195,879.23 = 77,410.71/x
  3. Step 3: Cross multiply
    141,941.33x = 195,879.23 × 77,410.71
  4. Step 4: Simplify right side
    141,941.33x = 15,163,150,268.55
  5. Step 5: Solve for x
    x = 15,163,150,268.55/141,941.33
  6. Step 6: Final answer
    x = 106,826.89

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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.