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Finding the Fourth Proportional to 22,340.35, 30,844.12 and 13,851.49

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Solution

The fourth proportional to 22,340.35, 30,844.12 and 13,851.49 is: 19,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,340.35 : 30,844.12 = 13,851.49 : x
  2. Step 2: Convert to fraction form
    22,340.35/30,844.12 = 13,851.49/x
  3. Step 3: Cross multiply
    22,340.35x = 30,844.12 × 13,851.49
  4. Step 4: Simplify right side
    22,340.35x = 427,237,019.74
  5. Step 5: Solve for x
    x = 427,237,019.74/22,340.35
  6. Step 6: Final answer
    x = 19,124.01

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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.