Home / 198,060.48-273,323.61-107,416.43

Finding the Fourth Proportional to 198,060.48, 273,323.61 and 107,416.43

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Solution

The fourth proportional to 198,060.48, 273,323.61 and 107,416.43 is: 148,234.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,060.48 : 273,323.61 = 107,416.43 : x
  2. Step 2: Convert to fraction form
    198,060.48/273,323.61 = 107,416.43/x
  3. Step 3: Cross multiply
    198,060.48x = 273,323.61 × 107,416.43
  4. Step 4: Simplify right side
    198,060.48x = 29,359,445,054.29
  5. Step 5: Solve for x
    x = 29,359,445,054.29/198,060.48
  6. Step 6: Final answer
    x = 148,234.75

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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.