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Finding the Fourth Proportional to 79,517.83, 119,290.03 and 36,866.01

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Solution

The fourth proportional to 79,517.83, 119,290.03 and 36,866.01 is: 55,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,517.83 : 119,290.03 = 36,866.01 : x
  2. Step 2: Convert to fraction form
    79,517.83/119,290.03 = 36,866.01/x
  3. Step 3: Cross multiply
    79,517.83x = 119,290.03 × 36,866.01
  4. Step 4: Simplify right side
    79,517.83x = 4,397,747,438.88
  5. Step 5: Solve for x
    x = 4,397,747,438.88/79,517.83
  6. Step 6: Final answer
    x = 55,305.17

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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.