Home / 188,847.36-283,139.82-83,608.92

Finding the Fourth Proportional to 188,847.36, 283,139.82 and 83,608.92

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Solution

The fourth proportional to 188,847.36, 283,139.82 and 83,608.92 is: 125,355.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,847.36 : 283,139.82 = 83,608.92 : x
  2. Step 2: Convert to fraction form
    188,847.36/283,139.82 = 83,608.92/x
  3. Step 3: Cross multiply
    188,847.36x = 283,139.82 × 83,608.92
  4. Step 4: Simplify right side
    188,847.36x = 23,673,014,559.19
  5. Step 5: Solve for x
    x = 23,673,014,559.19/188,847.36
  6. Step 6: Final answer
    x = 125,355.28

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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.