Home / 198,568.60-274,026.18-107,924.56

Finding the Fourth Proportional to 198,568.60, 274,026.18 and 107,924.56

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Solution

The fourth proportional to 198,568.60, 274,026.18 and 107,924.56 is: 148,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,568.60 : 274,026.18 = 107,924.56 : x
  2. Step 2: Convert to fraction form
    198,568.60/274,026.18 = 107,924.56/x
  3. Step 3: Cross multiply
    198,568.60x = 274,026.18 × 107,924.56
  4. Step 4: Simplify right side
    198,568.60x = 29,574,154,904.98
  5. Step 5: Solve for x
    x = 29,574,154,904.98/198,568.60
  6. Step 6: Final answer
    x = 148,936.71

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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.