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Finding the Fourth Proportional to 22,236, 30,671.10 and 14,265.60

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Solution

The fourth proportional to 22,236, 30,671.10 and 14,265.60 is: 19,677.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,236 : 30,671.10 = 14,265.60 : x
  2. Step 2: Convert to fraction form
    22,236/30,671.10 = 14,265.60/x
  3. Step 3: Cross multiply
    22,236x = 30,671.10 × 14,265.60
  4. Step 4: Simplify right side
    22,236x = 437,541,644.16
  5. Step 5: Solve for x
    x = 437,541,644.16/22,236
  6. Step 6: Final answer
    x = 19,677.17

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