Home / 109,900.36-164,845.98-50,716.36

Finding the Fourth Proportional to 109,900.36, 164,845.98 and 50,716.36

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Solution

The fourth proportional to 109,900.36, 164,845.98 and 50,716.36 is: 76,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,900.36 : 164,845.98 = 50,716.36 : x
  2. Step 2: Convert to fraction form
    109,900.36/164,845.98 = 50,716.36/x
  3. Step 3: Cross multiply
    109,900.36x = 164,845.98 × 50,716.36
  4. Step 4: Simplify right side
    109,900.36x = 8,360,388,066.23
  5. Step 5: Solve for x
    x = 8,360,388,066.23/109,900.36
  6. Step 6: Final answer
    x = 76,072.44

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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.