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Finding the Fourth Proportional to 49,643.88, 68,508.04 and 36,953.82

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Solution

The fourth proportional to 49,643.88, 68,508.04 and 36,953.82 is: 50,995.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,643.88 : 68,508.04 = 36,953.82 : x
  2. Step 2: Convert to fraction form
    49,643.88/68,508.04 = 36,953.82/x
  3. Step 3: Cross multiply
    49,643.88x = 68,508.04 × 36,953.82
  4. Step 4: Simplify right side
    49,643.88x = 2,531,633,778.71
  5. Step 5: Solve for x
    x = 2,531,633,778.71/49,643.88
  6. Step 6: Final answer
    x = 50,995.89

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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.