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Finding the Fourth Proportional to 50,109.51, 75,171.17 and 16,839.09

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Solution

The fourth proportional to 50,109.51, 75,171.17 and 16,839.09 is: 25,260.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,109.51 : 75,171.17 = 16,839.09 : x
  2. Step 2: Convert to fraction form
    50,109.51/75,171.17 = 16,839.09/x
  3. Step 3: Cross multiply
    50,109.51x = 75,171.17 × 16,839.09
  4. Step 4: Simplify right side
    50,109.51x = 1,265,814,012.84
  5. Step 5: Solve for x
    x = 1,265,814,012.84/50,109.51
  6. Step 6: Final answer
    x = 25,260.95

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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.