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Finding the Fourth Proportional to 95,157.80, 131,318.82 and 52,717

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Solution

The fourth proportional to 95,157.80, 131,318.82 and 52,717 is: 72,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,157.80 : 131,318.82 = 52,717 : x
  2. Step 2: Convert to fraction form
    95,157.80/131,318.82 = 52,717/x
  3. Step 3: Cross multiply
    95,157.80x = 131,318.82 × 52,717
  4. Step 4: Simplify right side
    95,157.80x = 6,922,734,233.94
  5. Step 5: Solve for x
    x = 6,922,734,233.94/95,157.80
  6. Step 6: Final answer
    x = 72,750.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.