Home / 197,610.33-272,431.25-124,977.03

Finding the Fourth Proportional to 197,610.33, 272,431.25 and 124,977.03

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Solution

The fourth proportional to 197,610.33, 272,431.25 and 124,977.03 is: 172,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,610.33 : 272,431.25 = 124,977.03 : x
  2. Step 2: Convert to fraction form
    197,610.33/272,431.25 = 124,977.03/x
  3. Step 3: Cross multiply
    197,610.33x = 272,431.25 × 124,977.03
  4. Step 4: Simplify right side
    197,610.33x = 34,047,647,326.35
  5. Step 5: Solve for x
    x = 34,047,647,326.35/197,610.33
  6. Step 6: Final answer
    x = 172,296.90

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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.