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Finding the Fourth Proportional to 67,299.30, 100,853.70 and 37,326.73

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Solution

The fourth proportional to 67,299.30, 100,853.70 and 37,326.73 is: 55,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,299.30 : 100,853.70 = 37,326.73 : x
  2. Step 2: Convert to fraction form
    67,299.30/100,853.70 = 37,326.73/x
  3. Step 3: Cross multiply
    67,299.30x = 100,853.70 × 37,326.73
  4. Step 4: Simplify right side
    67,299.30x = 3,764,539,095.44
  5. Step 5: Solve for x
    x = 3,764,539,095.44/67,299.30
  6. Step 6: Final answer
    x = 55,937.27

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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.