Home / 202,237.49-279,087.46-111,593.43

Finding the Fourth Proportional to 202,237.49, 279,087.46 and 111,593.43

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Solution

The fourth proportional to 202,237.49, 279,087.46 and 111,593.43 is: 153,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,237.49 : 279,087.46 = 111,593.43 : x
  2. Step 2: Convert to fraction form
    202,237.49/279,087.46 = 111,593.43/x
  3. Step 3: Cross multiply
    202,237.49x = 279,087.46 × 111,593.43
  4. Step 4: Simplify right side
    202,237.49x = 31,144,326,652.40
  5. Step 5: Solve for x
    x = 31,144,326,652.40/202,237.49
  6. Step 6: Final answer
    x = 153,998.78

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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.