Home / 108,117.54-162,175.92-29,231.75

Finding the Fourth Proportional to 108,117.54, 162,175.92 and 29,231.75

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Solution

The fourth proportional to 108,117.54, 162,175.92 and 29,231.75 is: 43,847.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,117.54 : 162,175.92 = 29,231.75 : x
  2. Step 2: Convert to fraction form
    108,117.54/162,175.92 = 29,231.75/x
  3. Step 3: Cross multiply
    108,117.54x = 162,175.92 × 29,231.75
  4. Step 4: Simplify right side
    108,117.54x = 4,740,685,949.46
  5. Step 5: Solve for x
    x = 4,740,685,949.46/108,117.54
  6. Step 6: Final answer
    x = 43,847.52

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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.