Home / 54,787.16-82,181.28-17,346.54

Finding the Fourth Proportional to 54,787.16, 82,181.28 and 17,346.54

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Solution

The fourth proportional to 54,787.16, 82,181.28 and 17,346.54 is: 26,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,787.16 : 82,181.28 = 17,346.54 : x
  2. Step 2: Convert to fraction form
    54,787.16/82,181.28 = 17,346.54/x
  3. Step 3: Cross multiply
    54,787.16x = 82,181.28 × 17,346.54
  4. Step 4: Simplify right side
    54,787.16x = 1,425,560,860.77
  5. Step 5: Solve for x
    x = 1,425,560,860.77/54,787.16
  6. Step 6: Final answer
    x = 26,019.98

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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.