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Finding the Fourth Proportional to 188,351.10, 282,286.18 and 88,290.88

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Solution

The fourth proportional to 188,351.10, 282,286.18 and 88,290.88 is: 132,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,351.10 : 282,286.18 = 88,290.88 : x
  2. Step 2: Convert to fraction form
    188,351.10/282,286.18 = 88,290.88/x
  3. Step 3: Cross multiply
    188,351.10x = 282,286.18 × 88,290.88
  4. Step 4: Simplify right side
    188,351.10x = 24,923,295,244.04
  5. Step 5: Solve for x
    x = 24,923,295,244.04/188,351.10
  6. Step 6: Final answer
    x = 132,323.60

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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.