Home / 108,652.89-162,910.08-64,293.24

Finding the Fourth Proportional to 108,652.89, 162,910.08 and 64,293.24

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Solution

The fourth proportional to 108,652.89, 162,910.08 and 64,293.24 is: 96,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,652.89 : 162,910.08 = 64,293.24 : x
  2. Step 2: Convert to fraction form
    108,652.89/162,910.08 = 64,293.24/x
  3. Step 3: Cross multiply
    108,652.89x = 162,910.08 × 64,293.24
  4. Step 4: Simplify right side
    108,652.89x = 10,474,016,871.86
  5. Step 5: Solve for x
    x = 10,474,016,871.86/108,652.89
  6. Step 6: Final answer
    x = 96,398.88

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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.