Home / 110,799.90-166,156.11-40,640.94

Finding the Fourth Proportional to 110,799.90, 166,156.11 and 40,640.94

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Solution

The fourth proportional to 110,799.90, 166,156.11 and 40,640.94 is: 60,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,799.90 : 166,156.11 = 40,640.94 : x
  2. Step 2: Convert to fraction form
    110,799.90/166,156.11 = 40,640.94/x
  3. Step 3: Cross multiply
    110,799.90x = 166,156.11 × 40,640.94
  4. Step 4: Simplify right side
    110,799.90x = 6,752,740,497.14
  5. Step 5: Solve for x
    x = 6,752,740,497.14/110,799.90
  6. Step 6: Final answer
    x = 60,945.37

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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.