Home / 188,015.55-282,120.26-124,879.37

Finding the Fourth Proportional to 188,015.55, 282,120.26 and 124,879.37

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Solution

The fourth proportional to 188,015.55, 282,120.26 and 124,879.37 is: 187,383.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,015.55 : 282,120.26 = 124,879.37 : x
  2. Step 2: Convert to fraction form
    188,015.55/282,120.26 = 124,879.37/x
  3. Step 3: Cross multiply
    188,015.55x = 282,120.26 × 124,879.37
  4. Step 4: Simplify right side
    188,015.55x = 35,230,998,298.04
  5. Step 5: Solve for x
    x = 35,230,998,298.04/188,015.55
  6. Step 6: Final answer
    x = 187,383.43

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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.