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Finding the Fourth Proportional to 37,805.94, 56,621.43 and 36,493.74

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Solution

The fourth proportional to 37,805.94, 56,621.43 and 36,493.74 is: 54,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,805.94 : 56,621.43 = 36,493.74 : x
  2. Step 2: Convert to fraction form
    37,805.94/56,621.43 = 36,493.74/x
  3. Step 3: Cross multiply
    37,805.94x = 56,621.43 × 36,493.74
  4. Step 4: Simplify right side
    37,805.94x = 2,066,327,744.85
  5. Step 5: Solve for x
    x = 2,066,327,744.85/37,805.94
  6. Step 6: Final answer
    x = 54,656.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.