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Finding the Fourth Proportional to 63,905.20, 95,857.80 and 37,223.80

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Solution

The fourth proportional to 63,905.20, 95,857.80 and 37,223.80 is: 55,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,905.20 : 95,857.80 = 37,223.80 : x
  2. Step 2: Convert to fraction form
    63,905.20/95,857.80 = 37,223.80/x
  3. Step 3: Cross multiply
    63,905.20x = 95,857.80 × 37,223.80
  4. Step 4: Simplify right side
    63,905.20x = 3,568,191,575.64
  5. Step 5: Solve for x
    x = 3,568,191,575.64/63,905.20
  6. Step 6: Final answer
    x = 55,835.70

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Similar ratio
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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.