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Finding the Fourth Proportional to 188,958.30, 283,109.13 and 157,750.62

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Solution

The fourth proportional to 188,958.30, 283,109.13 and 157,750.62 is: 236,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,958.30 : 283,109.13 = 157,750.62 : x
  2. Step 2: Convert to fraction form
    188,958.30/283,109.13 = 157,750.62/x
  3. Step 3: Cross multiply
    188,958.30x = 283,109.13 × 157,750.62
  4. Step 4: Simplify right side
    188,958.30x = 44,660,640,785.16
  5. Step 5: Solve for x
    x = 44,660,640,785.16/188,958.30
  6. Step 6: Final answer
    x = 236,351.83

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1.5x scale

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.