Home / 108,043.10-161,736.60-96,233.30

Finding the Fourth Proportional to 108,043.10, 161,736.60 and 96,233.30

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Solution

The fourth proportional to 108,043.10, 161,736.60 and 96,233.30 is: 144,057.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,043.10 : 161,736.60 = 96,233.30 : x
  2. Step 2: Convert to fraction form
    108,043.10/161,736.60 = 96,233.30/x
  3. Step 3: Cross multiply
    108,043.10x = 161,736.60 × 96,233.30
  4. Step 4: Simplify right side
    108,043.10x = 15,564,446,748.78
  5. Step 5: Solve for x
    x = 15,564,446,748.78/108,043.10
  6. Step 6: Final answer
    x = 144,057.76

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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.