Home / 37,687.04-56,491.68-16,899.20

Finding the Fourth Proportional to 37,687.04, 56,491.68 and 16,899.20

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Solution

The fourth proportional to 37,687.04, 56,491.68 and 16,899.20 is: 25,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,687.04 : 56,491.68 = 16,899.20 : x
  2. Step 2: Convert to fraction form
    37,687.04/56,491.68 = 16,899.20/x
  3. Step 3: Cross multiply
    37,687.04x = 56,491.68 × 16,899.20
  4. Step 4: Simplify right side
    37,687.04x = 954,664,198.66
  5. Step 5: Solve for x
    x = 954,664,198.66/37,687.04
  6. Step 6: Final answer
    x = 25,331.37

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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.