Home / 125,269.20-188,091.27-108,454.23

Finding the Fourth Proportional to 125,269.20, 188,091.27 and 108,454.23

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Solution

The fourth proportional to 125,269.20, 188,091.27 and 108,454.23 is: 162,843.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,269.20 : 188,091.27 = 108,454.23 : x
  2. Step 2: Convert to fraction form
    125,269.20/188,091.27 = 108,454.23/x
  3. Step 3: Cross multiply
    125,269.20x = 188,091.27 × 108,454.23
  4. Step 4: Simplify right side
    125,269.20x = 20,399,293,857.57
  5. Step 5: Solve for x
    x = 20,399,293,857.57/125,269.20
  6. Step 6: Final answer
    x = 162,843.65

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1.5x scale

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.