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Finding the Fourth Proportional to 50,355.95, 69,489.73 and 27,694.92

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Solution

The fourth proportional to 50,355.95, 69,489.73 and 27,694.92 is: 38,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,355.95 : 69,489.73 = 27,694.92 : x
  2. Step 2: Convert to fraction form
    50,355.95/69,489.73 = 27,694.92/x
  3. Step 3: Cross multiply
    50,355.95x = 69,489.73 × 27,694.92
  4. Step 4: Simplify right side
    50,355.95x = 1,924,512,513.17
  5. Step 5: Solve for x
    x = 1,924,512,513.17/50,355.95
  6. Step 6: Final answer
    x = 38,218.18

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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.