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Finding the Fourth Proportional to 103,694.27, 155,539.56 and 33,573.65

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Solution

The fourth proportional to 103,694.27, 155,539.56 and 33,573.65 is: 50,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,694.27 : 155,539.56 = 33,573.65 : x
  2. Step 2: Convert to fraction form
    103,694.27/155,539.56 = 33,573.65/x
  3. Step 3: Cross multiply
    103,694.27x = 155,539.56 × 33,573.65
  4. Step 4: Simplify right side
    103,694.27x = 5,222,030,748.59
  5. Step 5: Solve for x
    x = 5,222,030,748.59/103,694.27
  6. Step 6: Final answer
    x = 50,359.88

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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.