Home / 45,868.31-68,812.82-16,286.15

Finding the Fourth Proportional to 45,868.31, 68,812.82 and 16,286.15

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Solution

The fourth proportional to 45,868.31, 68,812.82 and 16,286.15 is: 24,432.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,868.31 : 68,812.82 = 16,286.15 : x
  2. Step 2: Convert to fraction form
    45,868.31/68,812.82 = 16,286.15/x
  3. Step 3: Cross multiply
    45,868.31x = 68,812.82 × 16,286.15
  4. Step 4: Simplify right side
    45,868.31x = 1,120,695,908.44
  5. Step 5: Solve for x
    x = 1,120,695,908.44/45,868.31
  6. Step 6: Final answer
    x = 24,432.90

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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.