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Finding the Fourth Proportional to 62,722.27, 86,597.27 and 38,874.25

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Solution

The fourth proportional to 62,722.27, 86,597.27 and 38,874.25 is: 53,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,722.27 : 86,597.27 = 38,874.25 : x
  2. Step 2: Convert to fraction form
    62,722.27/86,597.27 = 38,874.25/x
  3. Step 3: Cross multiply
    62,722.27x = 86,597.27 × 38,874.25
  4. Step 4: Simplify right side
    62,722.27x = 3,366,403,923.30
  5. Step 5: Solve for x
    x = 3,366,403,923.30/62,722.27
  6. Step 6: Final answer
    x = 53,671.59

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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.