Home / 54,230.58-81,343.47-14,787.70

Finding the Fourth Proportional to 54,230.58, 81,343.47 and 14,787.70

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Solution

The fourth proportional to 54,230.58, 81,343.47 and 14,787.70 is: 22,180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,230.58 : 81,343.47 = 14,787.70 : x
  2. Step 2: Convert to fraction form
    54,230.58/81,343.47 = 14,787.70/x
  3. Step 3: Cross multiply
    54,230.58x = 81,343.47 × 14,787.70
  4. Step 4: Simplify right side
    54,230.58x = 1,202,882,757.38
  5. Step 5: Solve for x
    x = 1,202,882,757.38/54,230.58
  6. Step 6: Final answer
    x = 22,180.89

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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.