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Finding the Fourth Proportional to 24,650.64, 33,996.24 and 19,609.20

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Solution

The fourth proportional to 24,650.64, 33,996.24 and 19,609.20 is: 27,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,650.64 : 33,996.24 = 19,609.20 : x
  2. Step 2: Convert to fraction form
    24,650.64/33,996.24 = 19,609.20/x
  3. Step 3: Cross multiply
    24,650.64x = 33,996.24 × 19,609.20
  4. Step 4: Simplify right side
    24,650.64x = 666,639,069.41
  5. Step 5: Solve for x
    x = 666,639,069.41/24,650.64
  6. Step 6: Final answer
    x = 27,043.48

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Double scale
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Similar ratio
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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.