Home / 41,872.53-62,815.64-12,291.33

Finding the Fourth Proportional to 41,872.53, 62,815.64 and 12,291.33

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Solution

The fourth proportional to 41,872.53, 62,815.64 and 12,291.33 is: 18,439.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,872.53 : 62,815.64 = 12,291.33 : x
  2. Step 2: Convert to fraction form
    41,872.53/62,815.64 = 12,291.33/x
  3. Step 3: Cross multiply
    41,872.53x = 62,815.64 × 12,291.33
  4. Step 4: Simplify right side
    41,872.53x = 772,087,698.94
  5. Step 5: Solve for x
    x = 772,087,698.94/41,872.53
  6. Step 6: Final answer
    x = 18,439.00

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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.