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Finding the Fourth Proportional to 66,754.83, 92,118.72 and 36,541.43

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Solution

The fourth proportional to 66,754.83, 92,118.72 and 36,541.43 is: 50,425.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,754.83 : 92,118.72 = 36,541.43 : x
  2. Step 2: Convert to fraction form
    66,754.83/92,118.72 = 36,541.43/x
  3. Step 3: Cross multiply
    66,754.83x = 92,118.72 × 36,541.43
  4. Step 4: Simplify right side
    66,754.83x = 3,366,149,574.91
  5. Step 5: Solve for x
    x = 3,366,149,574.91/66,754.83
  6. Step 6: Final answer
    x = 50,425.56

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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.