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Finding the Fourth Proportional to 67,174.56, 92,701.32 and 36,961.80

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Solution

The fourth proportional to 67,174.56, 92,701.32 and 36,961.80 is: 51,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,174.56 : 92,701.32 = 36,961.80 : x
  2. Step 2: Convert to fraction form
    67,174.56/92,701.32 = 36,961.80/x
  3. Step 3: Cross multiply
    67,174.56x = 92,701.32 × 36,961.80
  4. Step 4: Simplify right side
    67,174.56x = 3,426,407,649.58
  5. Step 5: Solve for x
    x = 3,426,407,649.58/67,174.56
  6. Step 6: Final answer
    x = 51,007.52

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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.