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Finding the Fourth Proportional to 131,751.84, 197,592.60 and 36,976.44

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Solution

The fourth proportional to 131,751.84, 197,592.60 and 36,976.44 is: 55,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,751.84 : 197,592.60 = 36,976.44 : x
  2. Step 2: Convert to fraction form
    131,751.84/197,592.60 = 36,976.44/x
  3. Step 3: Cross multiply
    131,751.84x = 197,592.60 × 36,976.44
  4. Step 4: Simplify right side
    131,751.84x = 7,306,270,918.34
  5. Step 5: Solve for x
    x = 7,306,270,918.34/131,751.84
  6. Step 6: Final answer
    x = 55,454.79

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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.