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Finding the Fourth Proportional to 63,903.90, 95,768.37 and 40,546.74

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Solution

The fourth proportional to 63,903.90, 95,768.37 and 40,546.74 is: 60,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,903.90 : 95,768.37 = 40,546.74 : x
  2. Step 2: Convert to fraction form
    63,903.90/95,768.37 = 40,546.74/x
  3. Step 3: Cross multiply
    63,903.90x = 95,768.37 × 40,546.74
  4. Step 4: Simplify right side
    63,903.90x = 3,883,095,198.61
  5. Step 5: Solve for x
    x = 3,883,095,198.61/63,903.90
  6. Step 6: Final answer
    x = 60,764.60

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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.