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Finding the Fourth Proportional to 108,770.04, 150,108.12 and 67,958.73

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Solution

The fourth proportional to 108,770.04, 150,108.12 and 67,958.73 is: 93,786.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,770.04 : 150,108.12 = 67,958.73 : x
  2. Step 2: Convert to fraction form
    108,770.04/150,108.12 = 67,958.73/x
  3. Step 3: Cross multiply
    108,770.04x = 150,108.12 × 67,958.73
  4. Step 4: Simplify right side
    108,770.04x = 10,201,157,197.89
  5. Step 5: Solve for x
    x = 10,201,157,197.89/108,770.04
  6. Step 6: Final answer
    x = 93,786.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.