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Finding the Fourth Proportional to 48,891.87, 67,472.73 and 30,035.07

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Solution

The fourth proportional to 48,891.87, 67,472.73 and 30,035.07 is: 41,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,891.87 : 67,472.73 = 30,035.07 : x
  2. Step 2: Convert to fraction form
    48,891.87/67,472.73 = 30,035.07/x
  3. Step 3: Cross multiply
    48,891.87x = 67,472.73 × 30,035.07
  4. Step 4: Simplify right side
    48,891.87x = 2,026,548,168.64
  5. Step 5: Solve for x
    x = 2,026,548,168.64/48,891.87
  6. Step 6: Final answer
    x = 41,449.59

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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.