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Finding the Fourth Proportional to 171,814.72, 237,103.80 and 96,364.84

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Solution

The fourth proportional to 171,814.72, 237,103.80 and 96,364.84 is: 132,983.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,814.72 : 237,103.80 = 96,364.84 : x
  2. Step 2: Convert to fraction form
    171,814.72/237,103.80 = 96,364.84/x
  3. Step 3: Cross multiply
    171,814.72x = 237,103.80 × 96,364.84
  4. Step 4: Simplify right side
    171,814.72x = 22,848,469,750.39
  5. Step 5: Solve for x
    x = 22,848,469,750.39/171,814.72
  6. Step 6: Final answer
    x = 132,983.19

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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.