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Finding the Fourth Proportional to 95,486.50, 131,771.46 and 53,048.98

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Solution

The fourth proportional to 95,486.50, 131,771.46 and 53,048.98 is: 73,207.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,486.50 : 131,771.46 = 53,048.98 : x
  2. Step 2: Convert to fraction form
    95,486.50/131,771.46 = 53,048.98/x
  3. Step 3: Cross multiply
    95,486.50x = 131,771.46 × 53,048.98
  4. Step 4: Simplify right side
    95,486.50x = 6,990,341,546.11
  5. Step 5: Solve for x
    x = 6,990,341,546.11/95,486.50
  6. Step 6: Final answer
    x = 73,207.64

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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.