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Finding the Fourth Proportional to 24,609.76, 33,993.52 and 19,911.76

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Solution

The fourth proportional to 24,609.76, 33,993.52 and 19,911.76 is: 27,504.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,609.76 : 33,993.52 = 19,911.76 : x
  2. Step 2: Convert to fraction form
    24,609.76/33,993.52 = 19,911.76/x
  3. Step 3: Cross multiply
    24,609.76x = 33,993.52 × 19,911.76
  4. Step 4: Simplify right side
    24,609.76x = 676,870,811.80
  5. Step 5: Solve for x
    x = 676,870,811.80/24,609.76
  6. Step 6: Final answer
    x = 27,504.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.