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Finding the Fourth Proportional to 66,956.52, 92,396.90 and 36,741.08

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Solution

The fourth proportional to 66,956.52, 92,396.90 and 36,741.08 is: 50,700.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,956.52 : 92,396.90 = 36,741.08 : x
  2. Step 2: Convert to fraction form
    66,956.52/92,396.90 = 36,741.08/x
  3. Step 3: Cross multiply
    66,956.52x = 92,396.90 × 36,741.08
  4. Step 4: Simplify right side
    66,956.52x = 3,394,761,894.65
  5. Step 5: Solve for x
    x = 3,394,761,894.65/66,956.52
  6. Step 6: Final answer
    x = 50,700.99

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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.