Home / 263,450.77-395,190.15-83,550.38

Finding the Fourth Proportional to 263,450.77, 395,190.15 and 83,550.38

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Solution

The fourth proportional to 263,450.77, 395,190.15 and 83,550.38 is: 125,330.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,450.77 : 395,190.15 = 83,550.38 : x
  2. Step 2: Convert to fraction form
    263,450.77/395,190.15 = 83,550.38/x
  3. Step 3: Cross multiply
    263,450.77x = 395,190.15 × 83,550.38
  4. Step 4: Simplify right side
    263,450.77x = 33,018,285,228.81
  5. Step 5: Solve for x
    x = 33,018,285,228.81/263,450.77
  6. Step 6: Final answer
    x = 125,330.00

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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.