Home / 197,375.28-272,381.88-107,957.04

Finding the Fourth Proportional to 197,375.28, 272,381.88 and 107,957.04

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Solution

The fourth proportional to 197,375.28, 272,381.88 and 107,957.04 is: 148,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,375.28 : 272,381.88 = 107,957.04 : x
  2. Step 2: Convert to fraction form
    197,375.28/272,381.88 = 107,957.04/x
  3. Step 3: Cross multiply
    197,375.28x = 272,381.88 × 107,957.04
  4. Step 4: Simplify right side
    197,375.28x = 29,405,541,514.44
  5. Step 5: Solve for x
    x = 29,405,541,514.44/197,375.28
  6. Step 6: Final answer
    x = 148,982.90

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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.