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Finding the Fourth Proportional to 63,741.82, 95,612.60 and 30,360.64

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Solution

The fourth proportional to 63,741.82, 95,612.60 and 30,360.64 is: 45,540.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,741.82 : 95,612.60 = 30,360.64 : x
  2. Step 2: Convert to fraction form
    63,741.82/95,612.60 = 30,360.64/x
  3. Step 3: Cross multiply
    63,741.82x = 95,612.60 × 30,360.64
  4. Step 4: Simplify right side
    63,741.82x = 2,902,859,728.06
  5. Step 5: Solve for x
    x = 2,902,859,728.06/63,741.82
  6. Step 6: Final answer
    x = 45,540.90

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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.