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Finding the Fourth Proportional to 58,542.59, 80,733.94 and 38,862.27

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Solution

The fourth proportional to 58,542.59, 80,733.94 and 38,862.27 is: 53,593.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,542.59 : 80,733.94 = 38,862.27 : x
  2. Step 2: Convert to fraction form
    58,542.59/80,733.94 = 38,862.27/x
  3. Step 3: Cross multiply
    58,542.59x = 80,733.94 × 38,862.27
  4. Step 4: Simplify right side
    58,542.59x = 3,137,504,413.65
  5. Step 5: Solve for x
    x = 3,137,504,413.65/58,542.59
  6. Step 6: Final answer
    x = 53,593.54

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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.