Home / 106,850.64-160,137.18-43,596.66

Finding the Fourth Proportional to 106,850.64, 160,137.18 and 43,596.66

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Solution

The fourth proportional to 106,850.64, 160,137.18 and 43,596.66 is: 65,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,850.64 : 160,137.18 = 43,596.66 : x
  2. Step 2: Convert to fraction form
    106,850.64/160,137.18 = 43,596.66/x
  3. Step 3: Cross multiply
    106,850.64x = 160,137.18 × 43,596.66
  4. Step 4: Simplify right side
    106,850.64x = 6,981,446,189.82
  5. Step 5: Solve for x
    x = 6,981,446,189.82/106,850.64
  6. Step 6: Final answer
    x = 65,338.37

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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.