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Finding the Fourth Proportional to 197,757.51, 296,129.54 and 136,883.39

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Solution

The fourth proportional to 197,757.51, 296,129.54 and 136,883.39 is: 204,974.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,757.51 : 296,129.54 = 136,883.39 : x
  2. Step 2: Convert to fraction form
    197,757.51/296,129.54 = 136,883.39/x
  3. Step 3: Cross multiply
    197,757.51x = 296,129.54 × 136,883.39
  4. Step 4: Simplify right side
    197,757.51x = 40,535,215,256.29
  5. Step 5: Solve for x
    x = 40,535,215,256.29/197,757.51
  6. Step 6: Final answer
    x = 204,974.34

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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.