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Finding the Fourth Proportional to 48,519, 66,954.60 and 27,297

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Solution

The fourth proportional to 48,519, 66,954.60 and 27,297 is: 37,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,519 : 66,954.60 = 27,297 : x
  2. Step 2: Convert to fraction form
    48,519/66,954.60 = 27,297/x
  3. Step 3: Cross multiply
    48,519x = 66,954.60 × 27,297
  4. Step 4: Simplify right side
    48,519x = 1,827,659,716.20
  5. Step 5: Solve for x
    x = 1,827,659,716.20/48,519
  6. Step 6: Final answer
    x = 37,668.95

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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.