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Finding the Fourth Proportional to 40,654.97, 60,903.54 and 29,961.90

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Solution

The fourth proportional to 40,654.97, 60,903.54 and 29,961.90 is: 44,884.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,654.97 : 60,903.54 = 29,961.90 : x
  2. Step 2: Convert to fraction form
    40,654.97/60,903.54 = 29,961.90/x
  3. Step 3: Cross multiply
    40,654.97x = 60,903.54 × 29,961.90
  4. Step 4: Simplify right side
    40,654.97x = 1,824,785,775.13
  5. Step 5: Solve for x
    x = 1,824,785,775.13/40,654.97
  6. Step 6: Final answer
    x = 44,884.70

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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.