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Finding the Fourth Proportional to 95,399.79, 131,645.12 and 52,954.98

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Solution

The fourth proportional to 95,399.79, 131,645.12 and 52,954.98 is: 73,074.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,399.79 : 131,645.12 = 52,954.98 : x
  2. Step 2: Convert to fraction form
    95,399.79/131,645.12 = 52,954.98/x
  3. Step 3: Cross multiply
    95,399.79x = 131,645.12 × 52,954.98
  4. Step 4: Simplify right side
    95,399.79x = 6,971,264,431.92
  5. Step 5: Solve for x
    x = 6,971,264,431.92/95,399.79
  6. Step 6: Final answer
    x = 73,074.21

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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.