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Finding the Fourth Proportional to 171,294.50, 236,380.37 and 94,813.74

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Solution

The fourth proportional to 171,294.50, 236,380.37 and 94,813.74 is: 130,839.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,294.50 : 236,380.37 = 94,813.74 : x
  2. Step 2: Convert to fraction form
    171,294.50/236,380.37 = 94,813.74/x
  3. Step 3: Cross multiply
    171,294.50x = 236,380.37 × 94,813.74
  4. Step 4: Simplify right side
    171,294.50x = 22,412,107,179.32
  5. Step 5: Solve for x
    x = 22,412,107,179.32/171,294.50
  6. Step 6: Final answer
    x = 130,839.62

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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.