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Finding the Fourth Proportional to 24,576.40, 36,857.40 and 11,425.60

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Solution

The fourth proportional to 24,576.40, 36,857.40 and 11,425.60 is: 17,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,576.40 : 36,857.40 = 11,425.60 : x
  2. Step 2: Convert to fraction form
    24,576.40/36,857.40 = 11,425.60/x
  3. Step 3: Cross multiply
    24,576.40x = 36,857.40 × 11,425.60
  4. Step 4: Simplify right side
    24,576.40x = 421,117,909.44
  5. Step 5: Solve for x
    x = 421,117,909.44/24,576.40
  6. Step 6: Final answer
    x = 17,135.05

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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.