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Finding the Fourth Proportional to 188,810.88, 283,391.34 and 95,382.24

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Solution

The fourth proportional to 188,810.88, 283,391.34 and 95,382.24 is: 143,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,810.88 : 283,391.34 = 95,382.24 : x
  2. Step 2: Convert to fraction form
    188,810.88/283,391.34 = 95,382.24/x
  3. Step 3: Cross multiply
    188,810.88x = 283,391.34 × 95,382.24
  4. Step 4: Simplify right side
    188,810.88x = 27,030,500,805.80
  5. Step 5: Solve for x
    x = 27,030,500,805.80/188,810.88
  6. Step 6: Final answer
    x = 143,161.78

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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.