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Finding the Fourth Proportional to 95,101.56, 131,202.72 and 61,104.96

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Solution

The fourth proportional to 95,101.56, 131,202.72 and 61,104.96 is: 84,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,101.56 : 131,202.72 = 61,104.96 : x
  2. Step 2: Convert to fraction form
    95,101.56/131,202.72 = 61,104.96/x
  3. Step 3: Cross multiply
    95,101.56x = 131,202.72 × 61,104.96
  4. Step 4: Simplify right side
    95,101.56x = 8,017,136,957.49
  5. Step 5: Solve for x
    x = 8,017,136,957.49/95,101.56
  6. Step 6: Final answer
    x = 84,300.79

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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.