Home / 190,465.82-262,845.17-109,910.10

Finding the Fourth Proportional to 190,465.82, 262,845.17 and 109,910.10

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Solution

The fourth proportional to 190,465.82, 262,845.17 and 109,910.10 is: 151,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,465.82 : 262,845.17 = 109,910.10 : x
  2. Step 2: Convert to fraction form
    190,465.82/262,845.17 = 109,910.10/x
  3. Step 3: Cross multiply
    190,465.82x = 262,845.17 × 109,910.10
  4. Step 4: Simplify right side
    190,465.82x = 28,889,338,369.67
  5. Step 5: Solve for x
    x = 28,889,338,369.67/190,465.82
  6. Step 6: Final answer
    x = 151,677.29

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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.