Home / 205,568.42-283,771.87-125,021.82

Finding the Fourth Proportional to 205,568.42, 283,771.87 and 125,021.82

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Solution

The fourth proportional to 205,568.42, 283,771.87 and 125,021.82 is: 172,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,568.42 : 283,771.87 = 125,021.82 : x
  2. Step 2: Convert to fraction form
    205,568.42/283,771.87 = 125,021.82/x
  3. Step 3: Cross multiply
    205,568.42x = 283,771.87 × 125,021.82
  4. Step 4: Simplify right side
    205,568.42x = 35,477,675,652.20
  5. Step 5: Solve for x
    x = 35,477,675,652.20/205,568.42
  6. Step 6: Final answer
    x = 172,583.30

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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.