Home / 165,816.41-228,761.69-102,043.49

Finding the Fourth Proportional to 165,816.41, 228,761.69 and 102,043.49

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Solution

The fourth proportional to 165,816.41, 228,761.69 and 102,043.49 is: 140,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,816.41 : 228,761.69 = 102,043.49 : x
  2. Step 2: Convert to fraction form
    165,816.41/228,761.69 = 102,043.49/x
  3. Step 3: Cross multiply
    165,816.41x = 228,761.69 × 102,043.49
  4. Step 4: Simplify right side
    165,816.41x = 23,343,639,571.87
  5. Step 5: Solve for x
    x = 23,343,639,571.87/165,816.41
  6. Step 6: Final answer
    x = 140,780.04

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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.