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Finding the Fourth Proportional to 22,000.52, 32,994.12 and 18,491.60

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Solution

The fourth proportional to 22,000.52, 32,994.12 and 18,491.60 is: 27,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.52 : 32,994.12 = 18,491.60 : x
  2. Step 2: Convert to fraction form
    22,000.52/32,994.12 = 18,491.60/x
  3. Step 3: Cross multiply
    22,000.52x = 32,994.12 × 18,491.60
  4. Step 4: Simplify right side
    22,000.52x = 610,114,069.39
  5. Step 5: Solve for x
    x = 610,114,069.39/22,000.52
  6. Step 6: Final answer
    x = 27,731.80

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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.