Home / 202,882.55-279,917.45-116,839.25

Finding the Fourth Proportional to 202,882.55, 279,917.45 and 116,839.25

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Solution

The fourth proportional to 202,882.55, 279,917.45 and 116,839.25 is: 161,203.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,882.55 : 279,917.45 = 116,839.25 : x
  2. Step 2: Convert to fraction form
    202,882.55/279,917.45 = 116,839.25/x
  3. Step 3: Cross multiply
    202,882.55x = 279,917.45 × 116,839.25
  4. Step 4: Simplify right side
    202,882.55x = 32,705,342,936.13
  5. Step 5: Solve for x
    x = 32,705,342,936.13/202,882.55
  6. Step 6: Final answer
    x = 161,203.34

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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.