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Finding the Fourth Proportional to 48,689.88, 67,192.04 and 27,473.64

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Solution

The fourth proportional to 48,689.88, 67,192.04 and 27,473.64 is: 37,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,689.88 : 67,192.04 = 27,473.64 : x
  2. Step 2: Convert to fraction form
    48,689.88/67,192.04 = 27,473.64/x
  3. Step 3: Cross multiply
    48,689.88x = 67,192.04 × 27,473.64
  4. Step 4: Simplify right side
    48,689.88x = 1,846,009,917.83
  5. Step 5: Solve for x
    x = 1,846,009,917.83/48,689.88
  6. Step 6: Final answer
    x = 37,913.63

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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.