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Finding the Fourth Proportional to 16,504.58, 22,781.48 and 11,134.79

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Solution

The fourth proportional to 16,504.58, 22,781.48 and 11,134.79 is: 15,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504.58 : 22,781.48 = 11,134.79 : x
  2. Step 2: Convert to fraction form
    16,504.58/22,781.48 = 11,134.79/x
  3. Step 3: Cross multiply
    16,504.58x = 22,781.48 × 11,134.79
  4. Step 4: Simplify right side
    16,504.58x = 253,666,995.69
  5. Step 5: Solve for x
    x = 253,666,995.69/16,504.58
  6. Step 6: Final answer
    x = 15,369.49

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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.