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Finding the Fourth Proportional to 23,606.20, 32,491.02 and 22,245.40

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Solution

The fourth proportional to 23,606.20, 32,491.02 and 22,245.40 is: 30,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,606.20 : 32,491.02 = 22,245.40 : x
  2. Step 2: Convert to fraction form
    23,606.20/32,491.02 = 22,245.40/x
  3. Step 3: Cross multiply
    23,606.20x = 32,491.02 × 22,245.40
  4. Step 4: Simplify right side
    23,606.20x = 722,775,736.31
  5. Step 5: Solve for x
    x = 722,775,736.31/23,606.20
  6. Step 6: Final answer
    x = 30,618.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.