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Finding the Fourth Proportional to 25,011.44, 37,520.28 and 8,383.44

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Solution

The fourth proportional to 25,011.44, 37,520.28 and 8,383.44 is: 12,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,011.44 : 37,520.28 = 8,383.44 : x
  2. Step 2: Convert to fraction form
    25,011.44/37,520.28 = 8,383.44/x
  3. Step 3: Cross multiply
    25,011.44x = 37,520.28 × 8,383.44
  4. Step 4: Simplify right side
    25,011.44x = 314,549,016.16
  5. Step 5: Solve for x
    x = 314,549,016.16/25,011.44
  6. Step 6: Final answer
    x = 12,576.21

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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.