Home / 101,828.26-152,538-51,906.34

Finding the Fourth Proportional to 101,828.26, 152,538 and 51,906.34

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Solution

The fourth proportional to 101,828.26, 152,538 and 51,906.34 is: 77,755.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,828.26 : 152,538 = 51,906.34 : x
  2. Step 2: Convert to fraction form
    101,828.26/152,538 = 51,906.34/x
  3. Step 3: Cross multiply
    101,828.26x = 152,538 × 51,906.34
  4. Step 4: Simplify right side
    101,828.26x = 7,917,689,290.92
  5. Step 5: Solve for x
    x = 7,917,689,290.92/101,828.26
  6. Step 6: Final answer
    x = 77,755.32

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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.