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Finding the Fourth Proportional to 16,807.15, 25,177.92 and 10,216.99

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Solution

The fourth proportional to 16,807.15, 25,177.92 and 10,216.99 is: 15,305.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,807.15 : 25,177.92 = 10,216.99 : x
  2. Step 2: Convert to fraction form
    16,807.15/25,177.92 = 10,216.99/x
  3. Step 3: Cross multiply
    16,807.15x = 25,177.92 × 10,216.99
  4. Step 4: Simplify right side
    16,807.15x = 257,242,556.86
  5. Step 5: Solve for x
    x = 257,242,556.86/16,807.15
  6. Step 6: Final answer
    x = 15,305.54

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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.