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Finding the Fourth Proportional to 11,009.73, 16,499.04 and 8,532.93

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Solution

The fourth proportional to 11,009.73, 16,499.04 and 8,532.93 is: 12,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.73 : 16,499.04 = 8,532.93 : x
  2. Step 2: Convert to fraction form
    11,009.73/16,499.04 = 8,532.93/x
  3. Step 3: Cross multiply
    11,009.73x = 16,499.04 × 8,532.93
  4. Step 4: Simplify right side
    11,009.73x = 140,785,153.39
  5. Step 5: Solve for x
    x = 140,785,153.39/11,009.73
  6. Step 6: Final answer
    x = 12,787.34

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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.