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Finding the Fourth Proportional to 95,091.78, 131,226.60 and 52,653

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Solution

The fourth proportional to 95,091.78, 131,226.60 and 52,653 is: 72,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,091.78 : 131,226.60 = 52,653 : x
  2. Step 2: Convert to fraction form
    95,091.78/131,226.60 = 52,653/x
  3. Step 3: Cross multiply
    95,091.78x = 131,226.60 × 52,653
  4. Step 4: Simplify right side
    95,091.78x = 6,909,474,169.80
  5. Step 5: Solve for x
    x = 6,909,474,169.80/95,091.78
  6. Step 6: Final answer
    x = 72,661.11

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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.