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Finding the Fourth Proportional to 16,115.28, 24,174.72 and 14,461.64

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Solution

The fourth proportional to 16,115.28, 24,174.72 and 14,461.64 is: 21,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.28 : 24,174.72 = 14,461.64 : x
  2. Step 2: Convert to fraction form
    16,115.28/24,174.72 = 14,461.64/x
  3. Step 3: Cross multiply
    16,115.28x = 24,174.72 × 14,461.64
  4. Step 4: Simplify right side
    16,115.28x = 349,606,097.74
  5. Step 5: Solve for x
    x = 349,606,097.74/16,115.28
  6. Step 6: Final answer
    x = 21,694.08

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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.