Home / 197,822.28-272,994.38-107,180.56

Finding the Fourth Proportional to 197,822.28, 272,994.38 and 107,180.56

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Solution

The fourth proportional to 197,822.28, 272,994.38 and 107,180.56 is: 147,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,822.28 : 272,994.38 = 107,180.56 : x
  2. Step 2: Convert to fraction form
    197,822.28/272,994.38 = 107,180.56/x
  3. Step 3: Cross multiply
    197,822.28x = 272,994.38 × 107,180.56
  4. Step 4: Simplify right side
    197,822.28x = 29,259,688,624.38
  5. Step 5: Solve for x
    x = 29,259,688,624.38/197,822.28
  6. Step 6: Final answer
    x = 147,908.97

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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.