Home / 108,672.36-163,021.77-33,796.50

Finding the Fourth Proportional to 108,672.36, 163,021.77 and 33,796.50

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Solution

The fourth proportional to 108,672.36, 163,021.77 and 33,796.50 is: 50,698.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,672.36 : 163,021.77 = 33,796.50 : x
  2. Step 2: Convert to fraction form
    108,672.36/163,021.77 = 33,796.50/x
  3. Step 3: Cross multiply
    108,672.36x = 163,021.77 × 33,796.50
  4. Step 4: Simplify right side
    108,672.36x = 5,509,565,249.81
  5. Step 5: Solve for x
    x = 5,509,565,249.81/108,672.36
  6. Step 6: Final answer
    x = 50,698.86

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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.