Home / 197,540.82-296,358.39-64,421.19

Finding the Fourth Proportional to 197,540.82, 296,358.39 and 64,421.19

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Solution

The fourth proportional to 197,540.82, 296,358.39 and 64,421.19 is: 96,647.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,540.82 : 296,358.39 = 64,421.19 : x
  2. Step 2: Convert to fraction form
    197,540.82/296,358.39 = 64,421.19/x
  3. Step 3: Cross multiply
    197,540.82x = 296,358.39 × 64,421.19
  4. Step 4: Simplify right side
    197,540.82x = 19,091,760,150.28
  5. Step 5: Solve for x
    x = 19,091,760,150.28/197,540.82
  6. Step 6: Final answer
    x = 96,647.16

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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.