Home / 190,198.13-262,472.94-109,625.00

Finding the Fourth Proportional to 190,198.13, 262,472.94 and 109,625.00

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Solution

The fourth proportional to 190,198.13, 262,472.94 and 109,625.00 is: 151,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,198.13 : 262,472.94 = 109,625.00 : x
  2. Step 2: Convert to fraction form
    190,198.13/262,472.94 = 109,625.00/x
  3. Step 3: Cross multiply
    190,198.13x = 262,472.94 × 109,625.00
  4. Step 4: Simplify right side
    190,198.13x = 28,773,594,735.14
  5. Step 5: Solve for x
    x = 28,773,594,735.14/190,198.13
  6. Step 6: Final answer
    x = 151,282.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.