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Finding the Fourth Proportional to 25,512.82, 38,271.39 and 7,044.82

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Solution

The fourth proportional to 25,512.82, 38,271.39 and 7,044.82 is: 10,567.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,512.82 : 38,271.39 = 7,044.82 : x
  2. Step 2: Convert to fraction form
    25,512.82/38,271.39 = 7,044.82/x
  3. Step 3: Cross multiply
    25,512.82x = 38,271.39 × 7,044.82
  4. Step 4: Simplify right side
    25,512.82x = 269,615,053.70
  5. Step 5: Solve for x
    x = 269,615,053.70/25,512.82
  6. Step 6: Final answer
    x = 10,567.83

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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.