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Finding the Fourth Proportional to 48,689.62, 67,191.69 and 27,473.38

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Solution

The fourth proportional to 48,689.62, 67,191.69 and 27,473.38 is: 37,913.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,689.62 : 67,191.69 = 27,473.38 : x
  2. Step 2: Convert to fraction form
    48,689.62/67,191.69 = 27,473.38/x
  3. Step 3: Cross multiply
    48,689.62x = 67,191.69 × 27,473.38
  4. Step 4: Simplify right side
    48,689.62x = 1,845,982,832.21
  5. Step 5: Solve for x
    x = 1,845,982,832.21/48,689.62
  6. Step 6: Final answer
    x = 37,913.27

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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.