Home / 125,562.39-188,350.61-40,180.70

Finding the Fourth Proportional to 125,562.39, 188,350.61 and 40,180.70

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Solution

The fourth proportional to 125,562.39, 188,350.61 and 40,180.70 is: 60,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,562.39 : 188,350.61 = 40,180.70 : x
  2. Step 2: Convert to fraction form
    125,562.39/188,350.61 = 40,180.70/x
  3. Step 3: Cross multiply
    125,562.39x = 188,350.61 × 40,180.70
  4. Step 4: Simplify right side
    125,562.39x = 7,568,058,212.57
  5. Step 5: Solve for x
    x = 7,568,058,212.57/125,562.39
  6. Step 6: Final answer
    x = 60,273.29

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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.