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Finding the Fourth Proportional to 108,216.47, 162,324.70 and 29,330.70

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Solution

The fourth proportional to 108,216.47, 162,324.70 and 29,330.70 is: 43,996.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,216.47 : 162,324.70 = 29,330.70 : x
  2. Step 2: Convert to fraction form
    108,216.47/162,324.70 = 29,330.70/x
  3. Step 3: Cross multiply
    108,216.47x = 162,324.70 × 29,330.70
  4. Step 4: Simplify right side
    108,216.47x = 4,761,096,396.25
  5. Step 5: Solve for x
    x = 4,761,096,396.25/108,216.47
  6. Step 6: Final answer
    x = 43,996.04

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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.