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Finding the Fourth Proportional to 16,854.86, 25,248.44 and 8,395.86

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Solution

The fourth proportional to 16,854.86, 25,248.44 and 8,395.86 is: 12,576.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.86 : 25,248.44 = 8,395.86 : x
  2. Step 2: Convert to fraction form
    16,854.86/25,248.44 = 8,395.86/x
  3. Step 3: Cross multiply
    16,854.86x = 25,248.44 × 8,395.86
  4. Step 4: Simplify right side
    16,854.86x = 211,982,367.46
  5. Step 5: Solve for x
    x = 211,982,367.46/16,854.86
  6. Step 6: Final answer
    x = 12,576.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.