Home / 81,032.94-111,794.24-50,765.54

Finding the Fourth Proportional to 81,032.94, 111,794.24 and 50,765.54

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Solution

The fourth proportional to 81,032.94, 111,794.24 and 50,765.54 is: 70,036.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,032.94 : 111,794.24 = 50,765.54 : x
  2. Step 2: Convert to fraction form
    81,032.94/111,794.24 = 50,765.54/x
  3. Step 3: Cross multiply
    81,032.94x = 111,794.24 × 50,765.54
  4. Step 4: Simplify right side
    81,032.94x = 5,675,294,530.43
  5. Step 5: Solve for x
    x = 5,675,294,530.43/81,032.94
  6. Step 6: Final answer
    x = 70,036.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.