Home / 51,226.75-76,853.09-14,290.75

Finding the Fourth Proportional to 51,226.75, 76,853.09 and 14,290.75

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Solution

The fourth proportional to 51,226.75, 76,853.09 and 14,290.75 is: 21,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.75 : 76,853.09 = 14,290.75 : x
  2. Step 2: Convert to fraction form
    51,226.75/76,853.09 = 14,290.75/x
  3. Step 3: Cross multiply
    51,226.75x = 76,853.09 × 14,290.75
  4. Step 4: Simplify right side
    51,226.75x = 1,098,288,295.92
  5. Step 5: Solve for x
    x = 1,098,288,295.92/51,226.75
  6. Step 6: Final answer
    x = 21,439.74

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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.