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Finding the Fourth Proportional to 16,727.81, 25,101.44 and 7,493.81

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Solution

The fourth proportional to 16,727.81, 25,101.44 and 7,493.81 is: 11,245.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,727.81 : 25,101.44 = 7,493.81 : x
  2. Step 2: Convert to fraction form
    16,727.81/25,101.44 = 7,493.81/x
  3. Step 3: Cross multiply
    16,727.81x = 25,101.44 × 7,493.81
  4. Step 4: Simplify right side
    16,727.81x = 188,105,484.84
  5. Step 5: Solve for x
    x = 188,105,484.84/16,727.81
  6. Step 6: Final answer
    x = 11,245.07

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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.