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Finding the Fourth Proportional to 48,963.64, 67,625.54 and 34,659.44

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Solution

The fourth proportional to 48,963.64, 67,625.54 and 34,659.44 is: 47,869.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,963.64 : 67,625.54 = 34,659.44 : x
  2. Step 2: Convert to fraction form
    48,963.64/67,625.54 = 34,659.44/x
  3. Step 3: Cross multiply
    48,963.64x = 67,625.54 × 34,659.44
  4. Step 4: Simplify right side
    48,963.64x = 2,343,863,346.10
  5. Step 5: Solve for x
    x = 2,343,863,346.10/48,963.64
  6. Step 6: Final answer
    x = 47,869.47

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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.