Home / 37,171.65-55,763.31-12,206.03

Finding the Fourth Proportional to 37,171.65, 55,763.31 and 12,206.03

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Solution

The fourth proportional to 37,171.65, 55,763.31 and 12,206.03 is: 18,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,171.65 : 55,763.31 = 12,206.03 : x
  2. Step 2: Convert to fraction form
    37,171.65/55,763.31 = 12,206.03/x
  3. Step 3: Cross multiply
    37,171.65x = 55,763.31 × 12,206.03
  4. Step 4: Simplify right side
    37,171.65x = 680,648,355.94
  5. Step 5: Solve for x
    x = 680,648,355.94/37,171.65
  6. Step 6: Final answer
    x = 18,310.95

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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.