Home / 198,437.40-273,848.54-107,793.33

Finding the Fourth Proportional to 198,437.40, 273,848.54 and 107,793.33

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Solution

The fourth proportional to 198,437.40, 273,848.54 and 107,793.33 is: 148,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,437.40 : 273,848.54 = 107,793.33 : x
  2. Step 2: Convert to fraction form
    198,437.40/273,848.54 = 107,793.33/x
  3. Step 3: Cross multiply
    198,437.40x = 273,848.54 × 107,793.33
  4. Step 4: Simplify right side
    198,437.40x = 29,519,045,503.27
  5. Step 5: Solve for x
    x = 29,519,045,503.27/198,437.40
  6. Step 6: Final answer
    x = 148,757.47

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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.