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Finding the Fourth Proportional to 62,771.88, 86,604.10 and 35,544.25

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Solution

The fourth proportional to 62,771.88, 86,604.10 and 35,544.25 is: 49,039.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,771.88 : 86,604.10 = 35,544.25 : x
  2. Step 2: Convert to fraction form
    62,771.88/86,604.10 = 35,544.25/x
  3. Step 3: Cross multiply
    62,771.88x = 86,604.10 × 35,544.25
  4. Step 4: Simplify right side
    62,771.88x = 3,078,277,781.43
  5. Step 5: Solve for x
    x = 3,078,277,781.43/62,771.88
  6. Step 6: Final answer
    x = 49,039.12

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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.