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Finding the Fourth Proportional to 66,764.25, 92,134.67 and 36,956.25

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Solution

The fourth proportional to 66,764.25, 92,134.67 and 36,956.25 is: 50,999.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,764.25 : 92,134.67 = 36,956.25 : x
  2. Step 2: Convert to fraction form
    66,764.25/92,134.67 = 36,956.25/x
  3. Step 3: Cross multiply
    66,764.25x = 92,134.67 × 36,956.25
  4. Step 4: Simplify right side
    66,764.25x = 3,404,951,713.41
  5. Step 5: Solve for x
    x = 3,404,951,713.41/66,764.25
  6. Step 6: Final answer
    x = 50,999.63

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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.