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Finding the Fourth Proportional to 101,112.69, 151,669.07 and 34,553.44

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Solution

The fourth proportional to 101,112.69, 151,669.07 and 34,553.44 is: 51,830.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,112.69 : 151,669.07 = 34,553.44 : x
  2. Step 2: Convert to fraction form
    101,112.69/151,669.07 = 34,553.44/x
  3. Step 3: Cross multiply
    101,112.69x = 151,669.07 × 34,553.44
  4. Step 4: Simplify right side
    101,112.69x = 5,240,688,110.10
  5. Step 5: Solve for x
    x = 5,240,688,110.10/101,112.69
  6. Step 6: Final answer
    x = 51,830.17

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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.