Home / 108,004.12-161,998.98-51,884.44

Finding the Fourth Proportional to 108,004.12, 161,998.98 and 51,884.44

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Solution

The fourth proportional to 108,004.12, 161,998.98 and 51,884.44 is: 77,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,004.12 : 161,998.98 = 51,884.44 : x
  2. Step 2: Convert to fraction form
    108,004.12/161,998.98 = 51,884.44/x
  3. Step 3: Cross multiply
    108,004.12x = 161,998.98 × 51,884.44
  4. Step 4: Simplify right side
    108,004.12x = 8,405,226,357.87
  5. Step 5: Solve for x
    x = 8,405,226,357.87/108,004.12
  6. Step 6: Final answer
    x = 77,823.20

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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.