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Finding the Fourth Proportional to 108,166.68, 162,250.92 and 29,281.68

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Solution

The fourth proportional to 108,166.68, 162,250.92 and 29,281.68 is: 43,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,166.68 : 162,250.92 = 29,281.68 : x
  2. Step 2: Convert to fraction form
    108,166.68/162,250.92 = 29,281.68/x
  3. Step 3: Cross multiply
    108,166.68x = 162,250.92 × 29,281.68
  4. Step 4: Simplify right side
    108,166.68x = 4,750,979,519.15
  5. Step 5: Solve for x
    x = 4,750,979,519.15/108,166.68
  6. Step 6: Final answer
    x = 43,922.76

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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.