Home / 125,348.76-188,183.46-107,692.40

Finding the Fourth Proportional to 125,348.76, 188,183.46 and 107,692.40

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Solution

The fourth proportional to 125,348.76, 188,183.46 and 107,692.40 is: 161,676.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,348.76 : 188,183.46 = 107,692.40 : x
  2. Step 2: Convert to fraction form
    125,348.76/188,183.46 = 107,692.40/x
  3. Step 3: Cross multiply
    125,348.76x = 188,183.46 × 107,692.40
  4. Step 4: Simplify right side
    125,348.76x = 20,265,928,447.70
  5. Step 5: Solve for x
    x = 20,265,928,447.70/125,348.76
  6. Step 6: Final answer
    x = 161,676.34

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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.