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Finding the Fourth Proportional to 79,367.85, 119,090.70 and 37,251.36

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Solution

The fourth proportional to 79,367.85, 119,090.70 and 37,251.36 is: 55,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,367.85 : 119,090.70 = 37,251.36 : x
  2. Step 2: Convert to fraction form
    79,367.85/119,090.70 = 37,251.36/x
  3. Step 3: Cross multiply
    79,367.85x = 119,090.70 × 37,251.36
  4. Step 4: Simplify right side
    79,367.85x = 4,436,290,538.35
  5. Step 5: Solve for x
    x = 4,436,290,538.35/79,367.85
  6. Step 6: Final answer
    x = 55,895.31

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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.