Home / 204,884.88-307,326.24-55,112.98

Finding the Fourth Proportional to 204,884.88, 307,326.24 and 55,112.98

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Solution

The fourth proportional to 204,884.88, 307,326.24 and 55,112.98 is: 82,669.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,884.88 : 307,326.24 = 55,112.98 : x
  2. Step 2: Convert to fraction form
    204,884.88/307,326.24 = 55,112.98/x
  3. Step 3: Cross multiply
    204,884.88x = 307,326.24 × 55,112.98
  4. Step 4: Simplify right side
    204,884.88x = 16,937,664,918.60
  5. Step 5: Solve for x
    x = 16,937,664,918.60/204,884.88
  6. Step 6: Final answer
    x = 82,669.18

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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.