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Finding the Fourth Proportional to 22,539.60, 33,780.60 and 10,827.60

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Solution

The fourth proportional to 22,539.60, 33,780.60 and 10,827.60 is: 16,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,539.60 : 33,780.60 = 10,827.60 : x
  2. Step 2: Convert to fraction form
    22,539.60/33,780.60 = 10,827.60/x
  3. Step 3: Cross multiply
    22,539.60x = 33,780.60 × 10,827.60
  4. Step 4: Simplify right side
    22,539.60x = 365,762,824.56
  5. Step 5: Solve for x
    x = 365,762,824.56/22,539.60
  6. Step 6: Final answer
    x = 16,227.57

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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.