Home / 262,553.81-362,130.75-198,025.56

Finding the Fourth Proportional to 262,553.81, 362,130.75 and 198,025.56

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Solution

The fourth proportional to 262,553.81, 362,130.75 and 198,025.56 is: 273,129.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,553.81 : 362,130.75 = 198,025.56 : x
  2. Step 2: Convert to fraction form
    262,553.81/362,130.75 = 198,025.56/x
  3. Step 3: Cross multiply
    262,553.81x = 362,130.75 × 198,025.56
  4. Step 4: Simplify right side
    262,553.81x = 71,711,144,561.97
  5. Step 5: Solve for x
    x = 71,711,144,561.97/262,553.81
  6. Step 6: Final answer
    x = 273,129.33

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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.