Home / 202,237.26-279,087.09-111,593.15

Finding the Fourth Proportional to 202,237.26, 279,087.09 and 111,593.15

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Solution

The fourth proportional to 202,237.26, 279,087.09 and 111,593.15 is: 153,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,237.26 : 279,087.09 = 111,593.15 : x
  2. Step 2: Convert to fraction form
    202,237.26/279,087.09 = 111,593.15/x
  3. Step 3: Cross multiply
    202,237.26x = 279,087.09 × 111,593.15
  4. Step 4: Simplify right side
    202,237.26x = 31,144,207,497.43
  5. Step 5: Solve for x
    x = 31,144,207,497.43/202,237.26
  6. Step 6: Final answer
    x = 153,998.37

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1.5x scale

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.