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Finding the Fourth Proportional to 45,497.32, 62,818.31 and 31,914.23

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Solution

The fourth proportional to 45,497.32, 62,818.31 and 31,914.23 is: 44,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,497.32 : 62,818.31 = 31,914.23 : x
  2. Step 2: Convert to fraction form
    45,497.32/62,818.31 = 31,914.23/x
  3. Step 3: Cross multiply
    45,497.32x = 62,818.31 × 31,914.23
  4. Step 4: Simplify right side
    45,497.32x = 2,004,797,759.25
  5. Step 5: Solve for x
    x = 2,004,797,759.25/45,497.32
  6. Step 6: Final answer
    x = 44,064.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.