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Finding the Fourth Proportional to 16,265.40, 24,400.08 and 5,169.12

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Solution

The fourth proportional to 16,265.40, 24,400.08 and 5,169.12 is: 7,754.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,265.40 : 24,400.08 = 5,169.12 : x
  2. Step 2: Convert to fraction form
    16,265.40/24,400.08 = 5,169.12/x
  3. Step 3: Cross multiply
    16,265.40x = 24,400.08 × 5,169.12
  4. Step 4: Simplify right side
    16,265.40x = 126,126,941.53
  5. Step 5: Solve for x
    x = 126,126,941.53/16,265.40
  6. Step 6: Final answer
    x = 7,754.31

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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.