Home / 146,629.14-202,348.20-79,561.14

Finding the Fourth Proportional to 146,629.14, 202,348.20 and 79,561.14

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Solution

The fourth proportional to 146,629.14, 202,348.20 and 79,561.14 is: 109,794.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,629.14 : 202,348.20 = 79,561.14 : x
  2. Step 2: Convert to fraction form
    146,629.14/202,348.20 = 79,561.14/x
  3. Step 3: Cross multiply
    146,629.14x = 202,348.20 × 79,561.14
  4. Step 4: Simplify right side
    146,629.14x = 16,099,053,468.95
  5. Step 5: Solve for x
    x = 16,099,053,468.95/146,629.14
  6. Step 6: Final answer
    x = 109,794.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.