Home / 178,943.68-268,218.69-73,705.24

Finding the Fourth Proportional to 178,943.68, 268,218.69 and 73,705.24

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Solution

The fourth proportional to 178,943.68, 268,218.69 and 73,705.24 is: 110,476.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,943.68 : 268,218.69 = 73,705.24 : x
  2. Step 2: Convert to fraction form
    178,943.68/268,218.69 = 73,705.24/x
  3. Step 3: Cross multiply
    178,943.68x = 268,218.69 × 73,705.24
  4. Step 4: Simplify right side
    178,943.68x = 19,769,123,392.41
  5. Step 5: Solve for x
    x = 19,769,123,392.41/178,943.68
  6. Step 6: Final answer
    x = 110,476.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.