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Finding the Fourth Proportional to 95,352.78, 131,580.99 and 52,908.78

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Solution

The fourth proportional to 95,352.78, 131,580.99 and 52,908.78 is: 73,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,352.78 : 131,580.99 = 52,908.78 : x
  2. Step 2: Convert to fraction form
    95,352.78/131,580.99 = 52,908.78/x
  3. Step 3: Cross multiply
    95,352.78x = 131,580.99 × 52,908.78
  4. Step 4: Simplify right side
    95,352.78x = 6,961,789,652.09
  5. Step 5: Solve for x
    x = 6,961,789,652.09/95,352.78
  6. Step 6: Final answer
    x = 73,010.87

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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.