Home / 108,841.41-162,912.20-73,586.97

Finding the Fourth Proportional to 108,841.41, 162,912.20 and 73,586.97

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Solution

The fourth proportional to 108,841.41, 162,912.20 and 73,586.97 is: 110,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,841.41 : 162,912.20 = 73,586.97 : x
  2. Step 2: Convert to fraction form
    108,841.41/162,912.20 = 73,586.97/x
  3. Step 3: Cross multiply
    108,841.41x = 162,912.20 × 73,586.97
  4. Step 4: Simplify right side
    108,841.41x = 11,988,214,806.10
  5. Step 5: Solve for x
    x = 11,988,214,806.10/108,841.41
  6. Step 6: Final answer
    x = 110,143.88

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1.5x scale

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.