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Finding the Fourth Proportional to 21,882.46, 32,823.45 and 14,845.05

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Solution

The fourth proportional to 21,882.46, 32,823.45 and 14,845.05 is: 22,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,882.46 : 32,823.45 = 14,845.05 : x
  2. Step 2: Convert to fraction form
    21,882.46/32,823.45 = 14,845.05/x
  3. Step 3: Cross multiply
    21,882.46x = 32,823.45 × 14,845.05
  4. Step 4: Simplify right side
    21,882.46x = 487,265,756.42
  5. Step 5: Solve for x
    x = 487,265,756.42/21,882.46
  6. Step 6: Final answer
    x = 22,267.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.