Home / 108,610.22-162,937.80-52,489.38

Finding the Fourth Proportional to 108,610.22, 162,937.80 and 52,489.38

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Solution

The fourth proportional to 108,610.22, 162,937.80 and 52,489.38 is: 78,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,610.22 : 162,937.80 = 52,489.38 : x
  2. Step 2: Convert to fraction form
    108,610.22/162,937.80 = 52,489.38/x
  3. Step 3: Cross multiply
    108,610.22x = 162,937.80 × 52,489.38
  4. Step 4: Simplify right side
    108,610.22x = 8,552,504,100.56
  5. Step 5: Solve for x
    x = 8,552,504,100.56/108,610.22
  6. Step 6: Final answer
    x = 78,744.93

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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.