Home / 108,701.38-162,999.42-63,735.04

Finding the Fourth Proportional to 108,701.38, 162,999.42 and 63,735.04

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Solution

The fourth proportional to 108,701.38, 162,999.42 and 63,735.04 is: 95,571.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,701.38 : 162,999.42 = 63,735.04 : x
  2. Step 2: Convert to fraction form
    108,701.38/162,999.42 = 63,735.04/x
  3. Step 3: Cross multiply
    108,701.38x = 162,999.42 × 63,735.04
  4. Step 4: Simplify right side
    108,701.38x = 10,388,774,553.68
  5. Step 5: Solve for x
    x = 10,388,774,553.68/108,701.38
  6. Step 6: Final answer
    x = 95,571.69

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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.