Home / 37,287.87-55,919.89-12,323.26

Finding the Fourth Proportional to 37,287.87, 55,919.89 and 12,323.26

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Solution

The fourth proportional to 37,287.87, 55,919.89 and 12,323.26 is: 18,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287.87 : 55,919.89 = 12,323.26 : x
  2. Step 2: Convert to fraction form
    37,287.87/55,919.89 = 12,323.26/x
  3. Step 3: Cross multiply
    37,287.87x = 55,919.89 × 12,323.26
  4. Step 4: Simplify right side
    37,287.87x = 689,115,343.64
  5. Step 5: Solve for x
    x = 689,115,343.64/37,287.87
  6. Step 6: Final answer
    x = 18,480.95

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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.