Home / 174,167.82-261,120.11-89,891.37

Finding the Fourth Proportional to 174,167.82, 261,120.11 and 89,891.37

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Solution

The fourth proportional to 174,167.82, 261,120.11 and 89,891.37 is: 134,769.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,167.82 : 261,120.11 = 89,891.37 : x
  2. Step 2: Convert to fraction form
    174,167.82/261,120.11 = 89,891.37/x
  3. Step 3: Cross multiply
    174,167.82x = 261,120.11 × 89,891.37
  4. Step 4: Simplify right side
    174,167.82x = 23,472,443,972.99
  5. Step 5: Solve for x
    x = 23,472,443,972.99/174,167.82
  6. Step 6: Final answer
    x = 134,769.12

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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.