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Finding the Fourth Proportional to 29,315.52, 43,983 and 19,493.46

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Solution

The fourth proportional to 29,315.52, 43,983 and 19,493.46 is: 29,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315.52 : 43,983 = 19,493.46 : x
  2. Step 2: Convert to fraction form
    29,315.52/43,983 = 19,493.46/x
  3. Step 3: Cross multiply
    29,315.52x = 43,983 × 19,493.46
  4. Step 4: Simplify right side
    29,315.52x = 857,380,851.18
  5. Step 5: Solve for x
    x = 857,380,851.18/29,315.52
  6. Step 6: Final answer
    x = 29,246.65

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