Home / 202,237.38-279,087.26-111,593.28

Finding the Fourth Proportional to 202,237.38, 279,087.26 and 111,593.28

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Solution

The fourth proportional to 202,237.38, 279,087.26 and 111,593.28 is: 153,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,237.38 : 279,087.26 = 111,593.28 : x
  2. Step 2: Convert to fraction form
    202,237.38/279,087.26 = 111,593.28/x
  3. Step 3: Cross multiply
    202,237.38x = 279,087.26 × 111,593.28
  4. Step 4: Simplify right side
    202,237.38x = 31,144,262,749.61
  5. Step 5: Solve for x
    x = 31,144,262,749.61/202,237.38
  6. Step 6: Final answer
    x = 153,998.55

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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.