Home / 30,198.00-45,309.79-16,154.34

Finding the Fourth Proportional to 30,198.00, 45,309.79 and 16,154.34

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Solution

The fourth proportional to 30,198.00, 45,309.79 and 16,154.34 is: 24,238.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,198.00 : 45,309.79 = 16,154.34 : x
  2. Step 2: Convert to fraction form
    30,198.00/45,309.79 = 16,154.34/x
  3. Step 3: Cross multiply
    30,198.00x = 45,309.79 × 16,154.34
  4. Step 4: Simplify right side
    30,198.00x = 731,949,943.09
  5. Step 5: Solve for x
    x = 731,949,943.09/30,198.00
  6. Step 6: Final answer
    x = 24,238.36

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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.