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Finding the Fourth Proportional to 54,859.95, 82,234.85 and 37,338.03

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Solution

The fourth proportional to 54,859.95, 82,234.85 and 37,338.03 is: 55,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,859.95 : 82,234.85 = 37,338.03 : x
  2. Step 2: Convert to fraction form
    54,859.95/82,234.85 = 37,338.03/x
  3. Step 3: Cross multiply
    54,859.95x = 82,234.85 × 37,338.03
  4. Step 4: Simplify right side
    54,859.95x = 3,070,487,109.66
  5. Step 5: Solve for x
    x = 3,070,487,109.66/54,859.95
  6. Step 6: Final answer
    x = 55,969.56

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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.