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Finding the Fourth Proportional to 188,706.90, 282,827.07 and 95,161.62

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Solution

The fourth proportional to 188,706.90, 282,827.07 and 95,161.62 is: 142,624.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,706.90 : 282,827.07 = 95,161.62 : x
  2. Step 2: Convert to fraction form
    188,706.90/282,827.07 = 95,161.62/x
  3. Step 3: Cross multiply
    188,706.90x = 282,827.07 × 95,161.62
  4. Step 4: Simplify right side
    188,706.90x = 26,914,282,161.05
  5. Step 5: Solve for x
    x = 26,914,282,161.05/188,706.90
  6. Step 6: Final answer
    x = 142,624.79

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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.