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Finding the Fourth Proportional to 95,234.80, 131,423.16 and 52,790.80

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Solution

The fourth proportional to 95,234.80, 131,423.16 and 52,790.80 is: 72,850.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,234.80 : 131,423.16 = 52,790.80 : x
  2. Step 2: Convert to fraction form
    95,234.80/131,423.16 = 52,790.80/x
  3. Step 3: Cross multiply
    95,234.80x = 131,423.16 × 52,790.80
  4. Step 4: Simplify right side
    95,234.80x = 6,937,933,754.93
  5. Step 5: Solve for x
    x = 6,937,933,754.93/95,234.80
  6. Step 6: Final answer
    x = 72,850.83

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1.5x scale

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.