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Finding the Fourth Proportional to 55,801.96, 76,953.99 and 36,647.98

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Solution

The fourth proportional to 55,801.96, 76,953.99 and 36,647.98 is: 50,539.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,801.96 : 76,953.99 = 36,647.98 : x
  2. Step 2: Convert to fraction form
    55,801.96/76,953.99 = 36,647.98/x
  3. Step 3: Cross multiply
    55,801.96x = 76,953.99 × 36,647.98
  4. Step 4: Simplify right side
    55,801.96x = 2,820,208,286.44
  5. Step 5: Solve for x
    x = 2,820,208,286.44/55,801.96
  6. Step 6: Final answer
    x = 50,539.59

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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.