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Finding the Fourth Proportional to 11,330.60, 16,984.20 and 5,093.60

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Solution

The fourth proportional to 11,330.60, 16,984.20 and 5,093.60 is: 7,635.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.60 : 16,984.20 = 5,093.60 : x
  2. Step 2: Convert to fraction form
    11,330.60/16,984.20 = 5,093.60/x
  3. Step 3: Cross multiply
    11,330.60x = 16,984.20 × 5,093.60
  4. Step 4: Simplify right side
    11,330.60x = 86,510,721.12
  5. Step 5: Solve for x
    x = 86,510,721.12/11,330.60
  6. Step 6: Final answer
    x = 7,635.14

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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.