Home / 198,535.03-273,981.01-107,892.79

Finding the Fourth Proportional to 198,535.03, 273,981.01 and 107,892.79

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Solution

The fourth proportional to 198,535.03, 273,981.01 and 107,892.79 is: 148,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,535.03 : 273,981.01 = 107,892.79 : x
  2. Step 2: Convert to fraction form
    198,535.03/273,981.01 = 107,892.79/x
  3. Step 3: Cross multiply
    198,535.03x = 273,981.01 × 107,892.79
  4. Step 4: Simplify right side
    198,535.03x = 29,560,575,575.92
  5. Step 5: Solve for x
    x = 29,560,575,575.92/198,535.03
  6. Step 6: Final answer
    x = 148,893.50

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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.