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Finding the Fourth Proportional to 48,462.84, 66,879 and 27,241.92

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Solution

The fourth proportional to 48,462.84, 66,879 and 27,241.92 is: 37,594.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,462.84 : 66,879 = 27,241.92 : x
  2. Step 2: Convert to fraction form
    48,462.84/66,879 = 27,241.92/x
  3. Step 3: Cross multiply
    48,462.84x = 66,879 × 27,241.92
  4. Step 4: Simplify right side
    48,462.84x = 1,821,912,367.68
  5. Step 5: Solve for x
    x = 1,821,912,367.68/48,462.84
  6. Step 6: Final answer
    x = 37,594.01

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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.