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Finding the Fourth Proportional to 108,273.69, 162,410.49 and 29,399.49

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Solution

The fourth proportional to 108,273.69, 162,410.49 and 29,399.49 is: 44,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,273.69 : 162,410.49 = 29,399.49 : x
  2. Step 2: Convert to fraction form
    108,273.69/162,410.49 = 29,399.49/x
  3. Step 3: Cross multiply
    108,273.69x = 162,410.49 × 29,399.49
  4. Step 4: Simplify right side
    108,273.69x = 4,774,785,576.65
  5. Step 5: Solve for x
    x = 4,774,785,576.65/108,273.69
  6. Step 6: Final answer
    x = 44,099.22

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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.