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Finding the Fourth Proportional to 11,329.92, 16,970.04 and 8,033.02

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Solution

The fourth proportional to 11,329.92, 16,970.04 and 8,033.02 is: 12,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.92 : 16,970.04 = 8,033.02 : x
  2. Step 2: Convert to fraction form
    11,329.92/16,970.04 = 8,033.02/x
  3. Step 3: Cross multiply
    11,329.92x = 16,970.04 × 8,033.02
  4. Step 4: Simplify right side
    11,329.92x = 136,320,628.30
  5. Step 5: Solve for x
    x = 136,320,628.30/11,329.92
  6. Step 6: Final answer
    x = 12,031.91

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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.