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Finding the Fourth Proportional to 48,474.36, 66,894.21 and 27,253.71

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Solution

The fourth proportional to 48,474.36, 66,894.21 and 27,253.71 is: 37,609.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,474.36 : 66,894.21 = 27,253.71 : x
  2. Step 2: Convert to fraction form
    48,474.36/66,894.21 = 27,253.71/x
  3. Step 3: Cross multiply
    48,474.36x = 66,894.21 × 27,253.71
  4. Step 4: Simplify right side
    48,474.36x = 1,823,115,400.02
  5. Step 5: Solve for x
    x = 1,823,115,400.02/48,474.36
  6. Step 6: Final answer
    x = 37,609.89

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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.