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Finding the Fourth Proportional to 76,349.97, 114,524.96 and 44,808.03

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Solution

The fourth proportional to 76,349.97, 114,524.96 and 44,808.03 is: 67,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,349.97 : 114,524.96 = 44,808.03 : x
  2. Step 2: Convert to fraction form
    76,349.97/114,524.96 = 44,808.03/x
  3. Step 3: Cross multiply
    76,349.97x = 114,524.96 × 44,808.03
  4. Step 4: Simplify right side
    76,349.97x = 5,131,637,619.39
  5. Step 5: Solve for x
    x = 5,131,637,619.39/76,349.97
  6. Step 6: Final answer
    x = 67,212.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.