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Finding the Fourth Proportional to 48,506.94, 66,938.94 and 27,286.20

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Solution

The fourth proportional to 48,506.94, 66,938.94 and 27,286.20 is: 37,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,506.94 : 66,938.94 = 27,286.20 : x
  2. Step 2: Convert to fraction form
    48,506.94/66,938.94 = 27,286.20/x
  3. Step 3: Cross multiply
    48,506.94x = 66,938.94 × 27,286.20
  4. Step 4: Simplify right side
    48,506.94x = 1,826,509,304.63
  5. Step 5: Solve for x
    x = 1,826,509,304.63/48,506.94
  6. Step 6: Final answer
    x = 37,654.60

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1.5x scale

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.