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Finding the Fourth Proportional to 16,335.72, 24,489.86 and 7,576.92

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Solution

The fourth proportional to 16,335.72, 24,489.86 and 7,576.92 is: 11,359.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,335.72 : 24,489.86 = 7,576.92 : x
  2. Step 2: Convert to fraction form
    16,335.72/24,489.86 = 7,576.92/x
  3. Step 3: Cross multiply
    16,335.72x = 24,489.86 × 7,576.92
  4. Step 4: Simplify right side
    16,335.72x = 185,557,710.03
  5. Step 5: Solve for x
    x = 185,557,710.03/16,335.72
  6. Step 6: Final answer
    x = 11,359.02

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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.