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Finding the Fourth Proportional to 50,487.74, 75,731.39 and 13,044.63

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Solution

The fourth proportional to 50,487.74, 75,731.39 and 13,044.63 is: 19,566.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,487.74 : 75,731.39 = 13,044.63 : x
  2. Step 2: Convert to fraction form
    50,487.74/75,731.39 = 13,044.63/x
  3. Step 3: Cross multiply
    50,487.74x = 75,731.39 × 13,044.63
  4. Step 4: Simplify right side
    50,487.74x = 987,887,961.94
  5. Step 5: Solve for x
    x = 987,887,961.94/50,487.74
  6. Step 6: Final answer
    x = 19,566.89

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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.