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Finding the Fourth Proportional to 67,001.75, 92,462.60 and 36,789.03

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Solution

The fourth proportional to 67,001.75, 92,462.60 and 36,789.03 is: 50,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,001.75 : 92,462.60 = 36,789.03 : x
  2. Step 2: Convert to fraction form
    67,001.75/92,462.60 = 36,789.03/x
  3. Step 3: Cross multiply
    67,001.75x = 92,462.60 × 36,789.03
  4. Step 4: Simplify right side
    67,001.75x = 3,401,609,365.28
  5. Step 5: Solve for x
    x = 3,401,609,365.28/67,001.75
  6. Step 6: Final answer
    x = 50,768.96

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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.