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Finding the Fourth Proportional to 63,556.92, 95,314.46 and 21,425.63

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Solution

The fourth proportional to 63,556.92, 95,314.46 and 21,425.63 is: 32,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,556.92 : 95,314.46 = 21,425.63 : x
  2. Step 2: Convert to fraction form
    63,556.92/95,314.46 = 21,425.63/x
  3. Step 3: Cross multiply
    63,556.92x = 95,314.46 × 21,425.63
  4. Step 4: Simplify right side
    63,556.92x = 2,042,171,769.91
  5. Step 5: Solve for x
    x = 2,042,171,769.91/63,556.92
  6. Step 6: Final answer
    x = 32,131.38

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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.